diff --git a/modules/build/src/main/scala/scala/build/internal/Runner.scala b/modules/build/src/main/scala/scala/build/internal/Runner.scala
index c02df7ee8b..44a74904a0 100644
--- a/modules/build/src/main/scala/scala/build/internal/Runner.scala
+++ b/modules/build/src/main/scala/scala/build/internal/Runner.scala
@@ -186,6 +186,60 @@ object Runner {
       run(command, logger, cwd = cwd, extraEnv = extraEnv)
   }
 
+  // Detects the major version of Node.js on PATH; cached for the JVM lifetime (lazy val).
+  // Returns None if node is not found or version cannot be parsed.
+  private lazy val nodeMajorVersion: Option[Int] =
+    try {
+      val process = new ProcessBuilder("node", "--version")
+        .redirectErrorStream(true)
+        .start()
+      val output = new String(process.getInputStream.readAllBytes()).trim
+      process.waitFor()
+      // Node version format: "v22.5.0" -> extract 22
+      if (output.startsWith("v"))
+        output.drop(1).takeWhile(_.isDigit) match {
+          case s if s.nonEmpty => Some(s.toInt)
+          case _               => None
+        }
+      else None
+    }
+    catch {
+      case _: Exception => None
+    }
+
+  // Node 24+ (V8 13+) has wasm-exnref enabled by default; older versions need --experimental-wasm-exnref.
+  private def nodeNeedsWasmFlag: Boolean =
+    nodeMajorVersion.forall(_ < 24) // true if unknown or < 24
+
+  // Detects the major version of Deno on PATH; cached for the JVM lifetime (lazy val).
+  // Returns None if deno is not found or version cannot be parsed.
+  private lazy val denoMajorVersion: Option[Int] =
+    try {
+      val process = new ProcessBuilder("deno", "--version")
+        .redirectErrorStream(true)
+        .start()
+      val output = new String(process.getInputStream.readAllBytes()).trim
+      process.waitFor()
+      // Deno version format: "deno 2.1.0 (release, aarch64-apple-darwin)\nv8 13.x\ntypescript 5.x"
+      // Extract major from first line
+      val firstLine  = output.linesIterator.nextOption().getOrElse("")
+      val versionStr = firstLine.stripPrefix("deno ").takeWhile(c => c.isDigit || c == '.')
+      versionStr.takeWhile(_.isDigit) match {
+        case s if s.nonEmpty => Some(s.toInt)
+        case _               => None
+      }
+    }
+    catch {
+      case _: Exception => None
+    }
+
+  // Deno 2.x+ bundles V8 13+ which has wasm-exnref enabled by default; no flag needed.
+  private def denoNeedsWasmFlag: Boolean =
+    denoMajorVersion.flatMap { major =>
+      if (major >= 2) Some(false) // Deno 2.x+ has V8 13+ with wasm-exnref by default
+      else Some(true)
+    }.getOrElse(true) // true if unknown
+
   private def endsWithCaseInsensitive(s: String, suffix: String): Boolean =
     s.length >= suffix.length &&
     s.regionMatches(true, s.length - suffix.length, suffix, 0, suffix.length)
@@ -218,11 +272,13 @@ object Runner {
   def jsCommand(
     entrypoint: File,
     args: Seq[String],
-    jsDom: Boolean = false
+    jsDom: Boolean = false,
+    emitWasm: Boolean = false
   ): Seq[String] = {
 
-    val nodePath = findInPath("node").fold("node")(_.toString)
-    val command  = Seq(nodePath, entrypoint.getAbsolutePath) ++ args
+    val nodePath  = findInPath("node").fold("node")(_.toString)
+    val nodeFlags = if (emitWasm && nodeNeedsWasmFlag) List("--experimental-wasm-exnref") else Nil
+    val command   = Seq(nodePath) ++ nodeFlags ++ Seq(entrypoint.getAbsolutePath) ++ args
 
     if (jsDom)
       // FIXME We'd need to replicate what JSDOMNodeJSEnv does under-the-hood to get the command in that case.
@@ -239,14 +295,16 @@ object Runner {
     allowExecve: Boolean = false,
     jsDom: Boolean = false,
     sourceMap: Boolean = false,
-    esModule: Boolean = false
+    esModule: Boolean = false,
+    emitWasm: Boolean = false
   ): Either[BuildException, Process] = either {
     val nodePath: String =
       value(findInPath("node")
         .map(_.toString)
         .toRight(NodeNotFoundError()))
+    val nodeFlags = if (emitWasm && nodeNeedsWasmFlag) List("--experimental-wasm-exnref") else Nil
     if !jsDom && allowExecve && Execve.available() then {
-      val command = Seq(nodePath, entrypoint.getAbsolutePath) ++ args
+      val command = Seq(nodePath) ++ nodeFlags ++ Seq(entrypoint.getAbsolutePath) ++ args
 
       logger.log(
         s"Running ${command.mkString(" ")}",
@@ -262,12 +320,25 @@ object Runner {
       )
       sys.error("should not happen")
     }
+    else if (emitWasm) {
+      // For WASM mode with ES modules, run node directly instead of NodeJSEnv.
+      // NodeJSEnv's stdin piping with "-" doesn't work with Input.ESModule.
+      val command = Seq(nodePath) ++ nodeFlags ++ Seq(entrypoint.getAbsolutePath) ++ args
+
+      logger.log(
+        s"Running ${command.mkString(" ")}",
+        "  Running" + System.lineSeparator() +
+          command.iterator.map(_ + System.lineSeparator()).mkString
+      )
+
+      new ProcessBuilder(command: _*).inheritIO().start()
+    }
     else {
       val nodeArgs =
         // Scala.js runs apps by piping JS to node.
         // If we need to pass arguments, we must first make the piped input explicit
         // with "-", and we pass the user's arguments after that.
-        if args.isEmpty then Nil else "-" :: args.toList
+        nodeFlags ++ (if args.isEmpty then Nil else "-" :: args.toList)
       val envJs =
         if jsDom then
           new JSDOMNodeJSEnv(
@@ -304,6 +375,66 @@ object Runner {
     }
   }
 
+  def denoCommand(
+    entrypoint: File,
+    args: Seq[String]
+  ): Seq[String] = {
+    val denoPath  = findInPath("deno").fold("deno")(_.toString)
+    val denoFlags = Seq("run", "--allow-read")
+    Seq(denoPath) ++ denoFlags ++ Seq(entrypoint.getAbsolutePath) ++ args
+  }
+
+  def runDeno(
+    entrypoint: File,
+    args: Seq[String],
+    logger: Logger,
+    allowExecve: Boolean = false,
+    emitWasm: Boolean = false
+  ): Either[BuildException, Process] = either {
+    val denoPath: String =
+      value(findInPath("deno")
+        .map(_.toString)
+        .toRight(DenoNotFoundError()))
+    val denoFlags = Seq("run", "--allow-read")
+    val extraEnv  =
+      if (emitWasm && denoNeedsWasmFlag) Map("DENO_V8_FLAGS" -> "--experimental-wasm-exnref")
+      else Map.empty
+
+    if (allowExecve && Execve.available()) {
+      val command = Seq(denoPath) ++ denoFlags ++ Seq(entrypoint.getAbsolutePath) ++ args
+
+      logger.log(
+        s"Running ${command.mkString(" ")}",
+        "  Running" + System.lineSeparator() +
+          command.iterator.map(_ + System.lineSeparator()).mkString
+      )
+
+      logger.debug("execve available")
+      Execve.execve(
+        command.head,
+        "deno" +: command.tail.toArray,
+        (sys.env ++ extraEnv).toArray.sorted.map { case (k, v) => s"$k=$v" }
+      )
+      sys.error("should not happen")
+    }
+    else {
+      val command = Seq(denoPath) ++ denoFlags ++ Seq(entrypoint.getAbsolutePath) ++ args
+
+      logger.log(
+        s"Running ${command.mkString(" ")}",
+        "  Running" + System.lineSeparator() +
+          command.iterator.map(_ + System.lineSeparator()).mkString
+      )
+
+      val builder = new ProcessBuilder(command*)
+        .inheritIO()
+      val env = builder.environment()
+      for ((k, v) <- extraEnv)
+        env.put(k, v)
+      builder.start()
+    }
+  }
+
   def runNative(
     launcher: File,
     args: Seq[String],
diff --git a/modules/build/src/main/scala/scala/build/preprocessing/directives/DirectivesPreprocessingUtils.scala b/modules/build/src/main/scala/scala/build/preprocessing/directives/DirectivesPreprocessingUtils.scala
index 5b439b07fc..dfacd593fa 100644
--- a/modules/build/src/main/scala/scala/build/preprocessing/directives/DirectivesPreprocessingUtils.scala
+++ b/modules/build/src/main/scala/scala/build/preprocessing/directives/DirectivesPreprocessingUtils.scala
@@ -32,7 +32,8 @@ object DirectivesPreprocessingUtils {
       directives.ScalaVersion.handler,
       directives.Sources.handler,
       directives.Watching.handler,
-      directives.Tests.handler
+      directives.Tests.handler,
+      directives.Wasm.handler
     ).map(_.mapE(_.buildOptions))
 
   val usingDirectiveWithReqsHandlers
diff --git a/modules/cli/src/main/scala/scala/cli/commands/fix/BuiltInRules.scala b/modules/cli/src/main/scala/scala/cli/commands/fix/BuiltInRules.scala
index 5c34b3368b..a2f92d2e42 100644
--- a/modules/cli/src/main/scala/scala/cli/commands/fix/BuiltInRules.scala
+++ b/modules/cli/src/main/scala/scala/cli/commands/fix/BuiltInRules.scala
@@ -387,6 +387,7 @@ object BuiltInRules extends CommandHelpers {
         JavaHome.handler.keys,
         ScalaNative.handler.keys,
         ScalaJs.handler.keys,
+        Wasm.handler.keys,
         ScalacOptions.handler.keys,
         JavaOptions.handler.keys,
         JavacOptions.handler.keys,
diff --git a/modules/cli/src/main/scala/scala/cli/commands/run/Run.scala b/modules/cli/src/main/scala/scala/cli/commands/run/Run.scala
index 78b53b5bfb..dceaaa76a4 100644
--- a/modules/cli/src/main/scala/scala/cli/commands/run/Run.scala
+++ b/modules/cli/src/main/scala/scala/cli/commands/run/Run.scala
@@ -18,7 +18,7 @@ import scala.build.internal.{Constants, Runner, ScalaJsLinkerConfig}
 import scala.build.internals.ConsoleUtils.ScalaCliConsole
 import scala.build.internals.ConsoleUtils.ScalaCliConsole.warnPrefix
 import scala.build.internals.EnvVar
-import scala.build.options.{BuildOptions, JavaOpt, PackageType, Platform, Scope}
+import scala.build.options.{BuildOptions, JavaOpt, PackageType, Platform, Scope, WasmRuntime}
 import scala.cli.CurrentParams
 import scala.cli.commands.package0.Package
 import scala.cli.commands.setupide.SetupIde
@@ -474,228 +474,297 @@ object Run extends ScalaCommand[RunOptions] with BuildCommandHelpers {
         if shouldLogCrossInfo then logger.debug(s"Running build for ${crossBuildParams.asString}")
         val build = builds.head
         either {
-          build.options.platform.value match {
-            case Platform.JS =>
-              val esModule =
-                build.options.scalaJsOptions.moduleKindStr.exists(m => m == "es" || m == "esmodule")
-
-              val linkerConfig = builds.head.options.scalaJsOptions.linkerConfig(logger)
-              val jsDest       = {
-                val delete = scratchDirOpt.isEmpty
-                scratchDirOpt.foreach(os.makeDir.all(_))
-                os.temp(
-                  dir = scratchDirOpt.orNull,
-                  prefix = "main",
-                  suffix = if esModule then ".mjs" else ".js",
-                  deleteOnExit = delete
-                )
-              }
-              val res =
-                Package.linkJs(
-                  builds = builds,
-                  dest = jsDest,
-                  mainClassOpt = Some(mainClass),
-                  addTestInitializer = false,
-                  config = linkerConfig,
-                  fullOpt = value(build.options.scalaJsOptions.fullOpt),
-                  noOpt = build.options.scalaJsOptions.noOpt.getOrElse(false),
-                  logger = logger,
-                  scratchDirOpt = scratchDirOpt
-                ).map { outputPath =>
-                  val jsDom = build.options.scalaJsOptions.dom.getOrElse(false)
-                  if showCommand then Left(Runner.jsCommand(outputPath.toIO, args, jsDom = jsDom))
-                  else {
-                    val process = value {
+          val wasmOpts = build.options.wasmOptions
+
+          // Check if WASM mode is requested
+          if wasmOpts.enabled then {
+            val runtime  = wasmOpts.runtime
+            val esModule = true // WASM backend uses ES modules
+            scratchDirOpt.foreach(os.makeDir.all(_))
+            val jsDest = os.temp(
+              dir = scratchDirOpt.orNull,
+              prefix = "main",
+              suffix = ".mjs",
+              deleteOnExit = scratchDirOpt.isEmpty
+            )
+
+            val linkerConfig = build.options.scalaJsOptions.linkerConfig(logger)
+              .copy(emitWasm = true, moduleKind = ScalaJsLinkerConfig.ModuleKind.ESModule)
+
+            val res = Package.linkJs(
+              builds = builds,
+              dest = jsDest,
+              mainClassOpt = Some(mainClass),
+              addTestInitializer = false,
+              config = linkerConfig,
+              fullOpt = value(build.options.scalaJsOptions.fullOpt),
+              noOpt = build.options.scalaJsOptions.noOpt.getOrElse(false),
+              logger = logger,
+              scratchDirOpt = scratchDirOpt
+            ).map { outputPath =>
+              if showCommand then
+                runtime match {
+                  case WasmRuntime.Deno =>
+                    Left(Runner.denoCommand(outputPath.toIO, args))
+                  case _ =>
+                    Left(Runner.jsCommand(outputPath.toIO, args, jsDom = false, emitWasm = true))
+                }
+              else {
+                val process = value {
+                  runtime match {
+                    case WasmRuntime.Deno =>
+                      Runner.runDeno(
+                        outputPath.toIO,
+                        args,
+                        logger,
+                        allowExecve = effectiveAllowExecve,
+                        emitWasm = true
+                      )
+                    case _ =>
                       Runner.runJs(
                         outputPath.toIO,
                         args,
                         logger,
                         allowExecve = effectiveAllowExecve,
-                        jsDom = jsDom,
+                        jsDom = false,
                         sourceMap = build.options.scalaJsOptions.emitSourceMaps,
-                        esModule = esModule
+                        esModule = esModule,
+                        emitWasm = true
                       )
-                    }
-                    process.onExit().thenApply(_ => if os.exists(jsDest) then os.remove(jsDest))
-                    Right((process, None))
-                  }
-                }
-              value(res)
-            case Platform.Native =>
-              val setupPython = build.options.notForBloopOptions.doSetupPython.getOrElse(false)
-              val (pythonExecutable, pythonLibraryPaths, pythonExtraEnv) =
-                if setupPython then {
-                  val (exec, libPaths) = value {
-                    val python = value(createPythonInstance().orPythonDetectionError)
-                    val pythonPropertiesOrError = for {
-                      paths      <- python.nativeLibraryPaths
-                      executable <- python.executable
-                    } yield (Some(executable), paths)
-                    logger.debug(
-                      s"Python executable and native library paths: $pythonPropertiesOrError"
-                    )
-                    pythonPropertiesOrError.orPythonDetectionError
-                  }
-                  // Putting the workspace in PYTHONPATH, see
-                  // https://github.com/VirtusLab/scala-cli/pull/1616#issuecomment-1333283174
-                  // for context.
-                  (exec, libPaths, pythonPathEnv(builds.head.inputs.workspace))
-                }
-                else
-                  (None, Nil, Map())
-              // seems conda doesn't add the lib directory to LD_LIBRARY_PATH (see conda/conda#308),
-              // which prevents apps from finding libpython for example, so we update it manually here
-              val libraryPathsEnv =
-                if pythonLibraryPaths.isEmpty then Map.empty
-                else {
-                  val prependTo =
-                    if Properties.isWin then EnvVar.Misc.path.name
-                    else if Properties.isMac then EnvVar.Misc.dyldLibraryPath.name
-                    else EnvVar.Misc.ldLibraryPath.name
-                  val currentOpt     = Option(System.getenv(prependTo))
-                  val currentEntries = currentOpt
-                    .map(_.split(File.pathSeparator).toSet)
-                    .getOrElse(Set.empty)
-                  val additionalEntries = pythonLibraryPaths.filter(!currentEntries.contains(_))
-                  if additionalEntries.isEmpty then Map.empty
-                  else {
-                    val newValue = (additionalEntries.iterator ++ currentOpt.iterator).mkString(
-                      File.pathSeparator
-                    )
-                    Map(prependTo -> newValue)
                   }
                 }
-              val programNameEnv =
-                pythonExecutable.fold(Map.empty)(py => Map("SCALAPY_PYTHON_PROGRAMNAME" -> py))
-              val extraEnv    = libraryPathsEnv ++ programNameEnv ++ pythonExtraEnv
-              val maybeResult = withNativeLauncher(
-                builds,
-                mainClass,
-                logger
-              ) { launcher =>
-                if showCommand then
-                  Left(
-                    extraEnv.toVector.sorted.map { case (k, v) => s"$k=$v" } ++
-                      Seq(launcher.toString) ++
-                      args
+                process.onExit().thenApply(_ => if os.exists(jsDest) then os.remove(jsDest))
+                Right((process, None))
+              }
+            }
+            value(res)
+          }
+          else
+            build.options.platform.value match {
+              case Platform.JS =>
+                val esModule =
+                  build.options.scalaJsOptions.moduleKindStr.exists(m =>
+                    m == "es" || m == "esmodule"
                   )
-                else {
-                  val proc = Runner.runNative(
-                    launcher = launcher.toIO,
-                    args = args,
-                    logger = logger,
-                    allowExecve = effectiveAllowExecve,
-                    extraEnv = extraEnv
+
+                val linkerConfig = build.options.scalaJsOptions.linkerConfig(logger)
+                val jsDest       = {
+                  val delete = scratchDirOpt.isEmpty
+                  scratchDirOpt.foreach(os.makeDir.all(_))
+                  os.temp(
+                    dir = scratchDirOpt.orNull,
+                    prefix = "main",
+                    suffix = if esModule then ".mjs" else ".js",
+                    deleteOnExit = delete
                   )
-                  Right((proc, None))
                 }
-              }
-              value(maybeResult)
-            case Platform.JVM =>
-              def fwd(s: String): String  = s.replace('\\', '/')
-              def base(s: String): String = fwd(s).replaceAll(".*/", "")
-              runMode match {
-                case RunMode.Default =>
-                  val sourceFiles = builds.head.inputs.sourceFiles().map {
-                    case s: ScalaFile    => fwd(s.path.toString)
-                    case s: Script       => fwd(s.path.toString)
-                    case s: MarkdownFile => fwd(s.path.toString)
-                    case s: OnDisk       => fwd(s.path.toString)
-                    case s               => s.getClass.getName
-                  }.filter(_.nonEmpty).distinct
-                  val sources     = sourceFiles.mkString(File.pathSeparator)
-                  val sourceNames = sourceFiles.map(base).mkString(File.pathSeparator)
-
-                  val baseJavaProps = build.options.javaOptions.javaOpts.toSeq.map(_.value.value)
-                    ++ Seq(s"-Dscala.sources=$sources", s"-Dscala.source.names=$sourceNames")
-                  val setupPython = build.options.notForBloopOptions.doSetupPython.getOrElse(false)
-                  val (pythonJavaProps, pythonExtraEnv) =
-                    if setupPython then {
-                      val scalapyProps = value {
-                        val python       = value(createPythonInstance().orPythonDetectionError)
-                        val propsOrError = python.scalapyProperties
-                        logger.debug(s"Python Java properties: $propsOrError")
-                        propsOrError.orPythonDetectionError
-                      }
-                      val props = scalapyProps.toVector.sorted.map {
-                        case (k, v) => s"-D$k=$v"
+                val res =
+                  Package.linkJs(
+                    builds = builds,
+                    dest = jsDest,
+                    mainClassOpt = Some(mainClass),
+                    addTestInitializer = false,
+                    config = linkerConfig,
+                    fullOpt = value(build.options.scalaJsOptions.fullOpt),
+                    noOpt = build.options.scalaJsOptions.noOpt.getOrElse(false),
+                    logger = logger,
+                    scratchDirOpt = scratchDirOpt
+                  ).map { outputPath =>
+                    val jsDom = build.options.scalaJsOptions.dom.getOrElse(false)
+                    if showCommand then Left(Runner.jsCommand(outputPath.toIO, args, jsDom = jsDom))
+                    else {
+                      val process = value {
+                        Runner.runJs(
+                          outputPath.toIO,
+                          args,
+                          logger,
+                          allowExecve = effectiveAllowExecve,
+                          jsDom = jsDom,
+                          sourceMap = build.options.scalaJsOptions.emitSourceMaps,
+                          esModule = esModule
+                        )
                       }
-                      // Putting the workspace in PYTHONPATH, see
-                      // https://github.com/VirtusLab/scala-cli/pull/1616#issuecomment-1333283174
-                      // for context.
-                      (props, pythonPathEnv(build.inputs.workspace))
+                      process.onExit().thenApply(_ => if os.exists(jsDest) then os.remove(jsDest))
+                      Right((process, None))
                     }
-                    else
-                      (Nil, Map.empty[String, String])
-                  val allJavaOpts = pythonJavaProps ++ baseJavaProps
-                  if showCommand then
-                    Left {
-                      Runner.jvmCommand(
-                        build.options.javaHome().value.javaCommand,
-                        allJavaOpts,
-                        builds.flatMap(_.fullClassPathMaybeAsJar(asJar)).distinct,
-                        mainClass,
-                        args,
-                        extraEnv = pythonExtraEnv,
-                        useManifest = build.options.notForBloopOptions.runWithManifest,
-                        scratchDirOpt = scratchDirOpt
+                  }
+                value(res)
+              case Platform.Native =>
+                val setupPython = build.options.notForBloopOptions.doSetupPython.getOrElse(false)
+                val (pythonExecutable, pythonLibraryPaths, pythonExtraEnv) =
+                  if setupPython then {
+                    val (exec, libPaths) = value {
+                      val python = value(createPythonInstance().orPythonDetectionError)
+                      val pythonPropertiesOrError = for {
+                        paths      <- python.nativeLibraryPaths
+                        executable <- python.executable
+                      } yield (Some(executable), paths)
+                      logger.debug(
+                        s"Python executable and native library paths: $pythonPropertiesOrError"
                       )
+                      pythonPropertiesOrError.orPythonDetectionError
                     }
-                  else {
-                    val proc = Runner.runJvm(
-                      javaCommand = build.options.javaHome().value.javaCommand,
-                      javaArgs = allJavaOpts,
-                      classPath = builds.flatMap(_.fullClassPathMaybeAsJar(asJar)).distinct,
-                      mainClass = mainClass,
-                      args = args,
-                      logger = logger,
-                      allowExecve = effectiveAllowExecve,
-                      extraEnv = pythonExtraEnv,
-                      useManifest = build.options.notForBloopOptions.runWithManifest,
-                      scratchDirOpt = scratchDirOpt
-                    )
-                    Right((proc, None))
+                    // Putting the workspace in PYTHONPATH, see
+                    // https://github.com/VirtusLab/scala-cli/pull/1616#issuecomment-1333283174
+                    // for context.
+                    (exec, libPaths, pythonPathEnv(builds.head.inputs.workspace))
                   }
-                case mode: RunMode.SparkSubmit =>
-                  value {
-                    RunSpark.run(
-                      builds = builds,
-                      mainClass = mainClass,
-                      args = args,
-                      submitArgs = mode.submitArgs,
-                      logger = logger,
-                      allowExecve = effectiveAllowExecve,
-                      showCommand = showCommand,
-                      scratchDirOpt = scratchDirOpt
-                    )
+                  else
+                    (None, Nil, Map())
+                // seems conda doesn't add the lib directory to LD_LIBRARY_PATH (see conda/conda#308),
+                // which prevents apps from finding libpython for example, so we update it manually here
+                val libraryPathsEnv =
+                  if pythonLibraryPaths.isEmpty then Map.empty
+                  else {
+                    val prependTo =
+                      if Properties.isWin then EnvVar.Misc.path.name
+                      else if Properties.isMac then EnvVar.Misc.dyldLibraryPath.name
+                      else EnvVar.Misc.ldLibraryPath.name
+                    val currentOpt     = Option(System.getenv(prependTo))
+                    val currentEntries = currentOpt
+                      .map(_.split(File.pathSeparator).toSet)
+                      .getOrElse(Set.empty)
+                    val additionalEntries = pythonLibraryPaths.filter(!currentEntries.contains(_))
+                    if additionalEntries.isEmpty then Map.empty
+                    else {
+                      val newValue = (additionalEntries.iterator ++ currentOpt.iterator).mkString(
+                        File.pathSeparator
+                      )
+                      Map(prependTo -> newValue)
+                    }
                   }
-                case mode: RunMode.StandaloneSparkSubmit =>
-                  value {
-                    RunSpark.runStandalone(
-                      builds = builds,
-                      mainClass = mainClass,
-                      args = args,
-                      submitArgs = mode.submitArgs,
-                      logger = logger,
-                      allowExecve = effectiveAllowExecve,
-                      showCommand = showCommand,
-                      scratchDirOpt = scratchDirOpt
+                val programNameEnv =
+                  pythonExecutable.fold(Map.empty)(py => Map("SCALAPY_PYTHON_PROGRAMNAME" -> py))
+                val extraEnv    = libraryPathsEnv ++ programNameEnv ++ pythonExtraEnv
+                val maybeResult = withNativeLauncher(
+                  builds,
+                  mainClass,
+                  logger
+                ) { launcher =>
+                  if showCommand then
+                    Left(
+                      extraEnv.toVector.sorted.map { case (k, v) => s"$k=$v" } ++
+                        Seq(launcher.toString) ++
+                        args
                     )
-                  }
-                case RunMode.HadoopJar =>
-                  value {
-                    RunHadoop.run(
-                      builds = builds,
-                      mainClass = mainClass,
+                  else {
+                    val proc = Runner.runNative(
+                      launcher = launcher.toIO,
                       args = args,
                       logger = logger,
                       allowExecve = effectiveAllowExecve,
-                      showCommand = showCommand,
-                      scratchDirOpt = scratchDirOpt
+                      extraEnv = extraEnv
                     )
+                    Right((proc, None))
                   }
-              }
-          }
+                }
+                value(maybeResult)
+              case Platform.JVM =>
+                def fwd(s: String): String  = s.replace('\\', '/')
+                def base(s: String): String = fwd(s).replaceAll(".*/", "")
+                runMode match {
+                  case RunMode.Default =>
+                    val sourceFiles = builds.head.inputs.sourceFiles().map {
+                      case s: ScalaFile    => fwd(s.path.toString)
+                      case s: Script       => fwd(s.path.toString)
+                      case s: MarkdownFile => fwd(s.path.toString)
+                      case s: OnDisk       => fwd(s.path.toString)
+                      case s               => s.getClass.getName
+                    }.filter(_.nonEmpty).distinct
+                    val sources     = sourceFiles.mkString(File.pathSeparator)
+                    val sourceNames = sourceFiles.map(base).mkString(File.pathSeparator)
+
+                    val baseJavaProps = build.options.javaOptions.javaOpts.toSeq.map(_.value.value)
+                      ++ Seq(s"-Dscala.sources=$sources", s"-Dscala.source.names=$sourceNames")
+                    val setupPython =
+                      build.options.notForBloopOptions.doSetupPython.getOrElse(false)
+                    val (pythonJavaProps, pythonExtraEnv) =
+                      if setupPython then {
+                        val scalapyProps = value {
+                          val python       = value(createPythonInstance().orPythonDetectionError)
+                          val propsOrError = python.scalapyProperties
+                          logger.debug(s"Python Java properties: $propsOrError")
+                          propsOrError.orPythonDetectionError
+                        }
+                        val props = scalapyProps.toVector.sorted.map {
+                          case (k, v) => s"-D$k=$v"
+                        }
+                        // Putting the workspace in PYTHONPATH, see
+                        // https://github.com/VirtusLab/scala-cli/pull/1616#issuecomment-1333283174
+                        // for context.
+                        (props, pythonPathEnv(build.inputs.workspace))
+                      }
+                      else
+                        (Nil, Map.empty[String, String])
+                    val allJavaOpts = pythonJavaProps ++ baseJavaProps
+                    if showCommand then
+                      Left {
+                        Runner.jvmCommand(
+                          build.options.javaHome().value.javaCommand,
+                          allJavaOpts,
+                          builds.flatMap(_.fullClassPathMaybeAsJar(asJar)).distinct,
+                          mainClass,
+                          args,
+                          extraEnv = pythonExtraEnv,
+                          useManifest = build.options.notForBloopOptions.runWithManifest,
+                          scratchDirOpt = scratchDirOpt
+                        )
+                      }
+                    else {
+                      val proc = Runner.runJvm(
+                        javaCommand = build.options.javaHome().value.javaCommand,
+                        javaArgs = allJavaOpts,
+                        classPath = builds.flatMap(_.fullClassPathMaybeAsJar(asJar)).distinct,
+                        mainClass = mainClass,
+                        args = args,
+                        logger = logger,
+                        allowExecve = effectiveAllowExecve,
+                        extraEnv = pythonExtraEnv,
+                        useManifest = build.options.notForBloopOptions.runWithManifest,
+                        scratchDirOpt = scratchDirOpt
+                      )
+                      Right((proc, None))
+                    }
+                  case mode: RunMode.SparkSubmit =>
+                    value {
+                      RunSpark.run(
+                        builds = builds,
+                        mainClass = mainClass,
+                        args = args,
+                        submitArgs = mode.submitArgs,
+                        logger = logger,
+                        allowExecve = effectiveAllowExecve,
+                        showCommand = showCommand,
+                        scratchDirOpt = scratchDirOpt
+                      )
+                    }
+                  case mode: RunMode.StandaloneSparkSubmit =>
+                    value {
+                      RunSpark.runStandalone(
+                        builds = builds,
+                        mainClass = mainClass,
+                        args = args,
+                        submitArgs = mode.submitArgs,
+                        logger = logger,
+                        allowExecve = effectiveAllowExecve,
+                        showCommand = showCommand,
+                        scratchDirOpt = scratchDirOpt
+                      )
+                    }
+                  case RunMode.HadoopJar =>
+                    value {
+                      RunHadoop.run(
+                        builds = builds,
+                        mainClass = mainClass,
+                        args = args,
+                        logger = logger,
+                        allowExecve = effectiveAllowExecve,
+                        showCommand = showCommand,
+                        scratchDirOpt = scratchDirOpt
+                      )
+                    }
+                }
+            }
         }
       }
       .sequence
diff --git a/modules/cli/src/main/scala/scala/cli/commands/shared/HelpGroupOptions.scala b/modules/cli/src/main/scala/scala/cli/commands/shared/HelpGroupOptions.scala
index ef012e22f0..76d78dcb19 100644
--- a/modules/cli/src/main/scala/scala/cli/commands/shared/HelpGroupOptions.scala
+++ b/modules/cli/src/main/scala/scala/cli/commands/shared/HelpGroupOptions.scala
@@ -49,7 +49,13 @@ case class HelpGroupOptions(
   @Name("fmtHelp")
   @Tag(tags.implementation)
   @Tag(tags.inShortHelp)
-  helpScalafmt: Boolean = false
+  helpScalafmt: Boolean = false,
+  @Group(HelpGroup.Help.toString)
+  @HelpMessage("Show options for WebAssembly")
+  @Name("wasmHelp")
+  @Tag(tags.implementation)
+  @Tag(tags.inShortHelp)
+  helpWasm: Boolean = false
 ) {
 
   private def printHelpWithGroup(help: Help[?], helpFormat: HelpFormat, group: String): Nothing = {
@@ -68,6 +74,7 @@ case class HelpGroupOptions(
   def maybePrintGroupHelp(help: Help[?], helpFormat: HelpFormat): Unit = {
     if (helpJs) printHelpWithGroup(help, helpFormat, HelpGroup.ScalaJs.toString)
     else if (helpNative) printHelpWithGroup(help, helpFormat, HelpGroup.ScalaNative.toString)
+    else if (helpWasm) printHelpWithGroup(help, helpFormat, HelpGroup.Wasm.toString)
   }
 }
 
diff --git a/modules/cli/src/main/scala/scala/cli/commands/shared/HelpGroups.scala b/modules/cli/src/main/scala/scala/cli/commands/shared/HelpGroups.scala
index 8f6099a324..c943c3c904 100644
--- a/modules/cli/src/main/scala/scala/cli/commands/shared/HelpGroups.scala
+++ b/modules/cli/src/main/scala/scala/cli/commands/shared/HelpGroups.scala
@@ -17,7 +17,7 @@ enum HelpGroup:
     Scala, ScalaJs, ScalaNative, Secret, Signing, SuppressWarnings, SourceGenerator,
     Test,
     Uninstall, Update,
-    Watch, Windows,
+    Wasm, Watch, Windows,
     Version
 
   override def toString: String = this match
@@ -30,6 +30,7 @@ enum HelpGroup:
     case SuppressWarnings  => "Suppress warnings"
     case SourceGenerator   => "Source generator"
     case ProjectVersion    => "Project version"
+    case Wasm              => "WebAssembly"
     case e                 => e.productPrefix
 
 enum HelpCommandGroup:
diff --git a/modules/cli/src/main/scala/scala/cli/commands/shared/SharedOptions.scala b/modules/cli/src/main/scala/scala/cli/commands/shared/SharedOptions.scala
index 6be30799ea..2bb1a09f9f 100644
--- a/modules/cli/src/main/scala/scala/cli/commands/shared/SharedOptions.scala
+++ b/modules/cli/src/main/scala/scala/cli/commands/shared/SharedOptions.scala
@@ -57,6 +57,8 @@ final case class SharedOptions(
     js: ScalaJsOptions = ScalaJsOptions(),
   @Recurse
     native: ScalaNativeOptions = ScalaNativeOptions(),
+  @Recurse
+    wasmOptions: WasmOptions = WasmOptions(),
   @Recurse
     compilationServer: SharedCompilationServerOptions = SharedCompilationServerOptions(),
   @Recurse
@@ -283,6 +285,28 @@ final case class SharedOptions(
     )
   }
 
+  private def buildWasmOptions(
+    opts: WasmOptions
+  ): Either[BuildException, options.WasmOptions] = {
+    import opts._
+    val wasmEnabled   = wasm || wasmRuntime.isDefined
+    val parsedRuntime = wasmRuntime.fold(Right(options.WasmRuntime.default): Either[
+      BuildException,
+      options.WasmRuntime
+    ]) { rt =>
+      options.WasmRuntime.parse(rt).toRight {
+        val validValues = options.WasmRuntime.all.map(_.name).mkString(", ")
+        new scala.build.errors.UnrecognizedWasmRuntimeError(rt, validValues)
+      }
+    }
+    parsedRuntime.map(runtime =>
+      options.WasmOptions(
+        enabled = wasmEnabled,
+        runtime = runtime
+      )
+    )
+  }
+
   lazy val scalacOptionsFromFiles: List[String] =
     scalac.argsFiles.flatMap(argFile =>
       ArgSplitter.splitToArgs(os.read(os.Path(argFile.file, os.pwd)))
@@ -307,21 +331,27 @@ final case class SharedOptions(
         case _ =>
       }
       val parsedPlatform = platform.map(Platform.normalize).flatMap(Platform.parse)
-      val platformOpt    = value {
-        (parsedPlatform, js.js, native.native) match {
-          case (Some(p: Platform.JS.type), _, false)      => Right(Some(p))
-          case (Some(p: Platform.Native.type), false, _)  => Right(Some(p))
-          case (Some(p: Platform.JVM.type), false, false) => Right(Some(p))
-          case (Some(p), _, _)                            =>
-            val jsSeq        = if (js.js) Seq(Platform.JS) else Seq.empty
+      // WASM mode requires Scala.js platform for compilation
+      val wasmEnabled = wasmOptions.wasm || wasmOptions.wasmRuntime.isDefined
+      val platformOpt = value {
+        (parsedPlatform, js.js, native.native, wasmEnabled) match {
+          case (Some(p: Platform.JS.type), _, false, _)          => Right(Some(p))
+          case (Some(p: Platform.Native.type), false, _, false)  => Right(Some(p))
+          case (Some(p: Platform.JVM.type), false, false, false) => Right(Some(p))
+          case (Some(p), _, _, _)                                =>
+            val jsSeq        = if (js.js || wasmEnabled) Seq(Platform.JS) else Seq.empty
             val nativeSeq    = if (native.native) Seq(Platform.Native) else Seq.empty
             val platformsSeq = Seq(p) ++ jsSeq ++ nativeSeq
             Left(new AmbiguousPlatformError(platformsSeq.distinct.map(_.toString)))
-          case (_, true, true) =>
+          case (_, true, true, _) =>
             Left(new AmbiguousPlatformError(Seq(Platform.JS.toString, Platform.Native.toString)))
-          case (_, true, _) => Right(Some(Platform.JS))
-          case (_, _, true) => Right(Some(Platform.Native))
-          case _            => Right(None)
+          case (_, _, true, true) =>
+            Left(new AmbiguousPlatformError(Seq(Platform.Native.toString, "WASM (requires JS)")))
+          case (_, true, _, _) => Right(Some(Platform.JS))
+          case (_, _, _, true) =>
+            Right(Some(Platform.JS)) // WASM requires JS compilation (Scala.js WASM backend)
+          case (_, _, true, _) => Right(Some(Platform.Native))
+          case _               => Right(None)
         }
       }
       val (assumedSourceJars, extraRegularJarsAndClasspath) =
@@ -408,6 +438,7 @@ final case class SharedOptions(
         ),
         scalaJsOptions = scalaJsOptions(js),
         scalaNativeOptions = snOpts,
+        wasmOptions = value(buildWasmOptions(wasmOptions)),
         javaOptions = value(scala.cli.commands.util.JvmUtils.javaOptions(jvm)),
         jmhOptions = scala.build.options.JmhOptions(
           jmhVersion = benchmarking.jmhVersion,
diff --git a/modules/cli/src/main/scala/scala/cli/commands/shared/WasmOptions.scala b/modules/cli/src/main/scala/scala/cli/commands/shared/WasmOptions.scala
new file mode 100644
index 0000000000..a2e6251fdc
--- /dev/null
+++ b/modules/cli/src/main/scala/scala/cli/commands/shared/WasmOptions.scala
@@ -0,0 +1,27 @@
+package scala.cli.commands.shared
+
+import caseapp.*
+import com.github.plokhotnyuk.jsoniter_scala.core.*
+import com.github.plokhotnyuk.jsoniter_scala.macros.*
+
+import scala.cli.commands.tags
+
+// format: off
+final case class WasmOptions(
+  @Group(HelpGroup.Wasm.toString)
+  @Tag(tags.experimental)
+  @HelpMessage("Enable WebAssembly output (Scala.js WASM backend). Uses Node.js by default. To show more options for WASM pass `--help-wasm`")
+    wasm: Boolean = false,
+
+  @Group(HelpGroup.Wasm.toString)
+  @Tag(tags.experimental)
+  @HelpMessage("WASM runtime to use: node (default), deno")
+    wasmRuntime: Option[String] = None
+)
+// format: on
+
+object WasmOptions {
+  implicit lazy val parser: Parser[WasmOptions]            = Parser.derive
+  implicit lazy val help: Help[WasmOptions]                = Help.derive
+  implicit lazy val jsonCodec: JsonValueCodec[WasmOptions] = JsonCodecMaker.make
+}
diff --git a/modules/core/src/main/scala/scala/build/errors/DenoNotFoundError.scala b/modules/core/src/main/scala/scala/build/errors/DenoNotFoundError.scala
new file mode 100644
index 0000000000..4566e346a4
--- /dev/null
+++ b/modules/core/src/main/scala/scala/build/errors/DenoNotFoundError.scala
@@ -0,0 +1,5 @@
+package scala.build.errors
+
+final class DenoNotFoundError extends BuildException(
+      "Deno was not found on the PATH. Install Deno from https://deno.land/ or use --wasm-runtime node"
+    )
diff --git a/modules/core/src/main/scala/scala/build/errors/UnrecognizedWasmRuntimeError.scala b/modules/core/src/main/scala/scala/build/errors/UnrecognizedWasmRuntimeError.scala
new file mode 100644
index 0000000000..46e2f43b6c
--- /dev/null
+++ b/modules/core/src/main/scala/scala/build/errors/UnrecognizedWasmRuntimeError.scala
@@ -0,0 +1,4 @@
+package scala.build.errors
+
+class UnrecognizedWasmRuntimeError(runtime: String, validValues: String)
+    extends BuildException(s"Unrecognized WASM runtime: '$runtime'. Valid values: $validValues")
diff --git a/modules/directives/src/main/scala/scala/build/preprocessing/directives/Wasm.scala b/modules/directives/src/main/scala/scala/build/preprocessing/directives/Wasm.scala
new file mode 100644
index 0000000000..9a1b7f67f9
--- /dev/null
+++ b/modules/directives/src/main/scala/scala/build/preprocessing/directives/Wasm.scala
@@ -0,0 +1,56 @@
+package scala.build.preprocessing.directives
+
+import scala.build.Positioned
+import scala.build.directives.*
+import scala.build.errors.{BuildException, UnrecognizedWasmRuntimeError}
+import scala.build.options.{BuildOptions, Platform, ScalaOptions, WasmOptions, WasmRuntime}
+import scala.cli.commands.SpecificationLevel
+
+@DirectiveGroupName("WASM options")
+@DirectiveExamples("//> using wasm")
+@DirectiveExamples("//> using wasmRuntime node")
+@DirectiveExamples("//> using wasmRuntime deno")
+@DirectiveUsage(
+  "//> using wasm|wasmRuntime _value_",
+  """
+    |`//> using wasm` _true|false_
+    |
+    |`//> using wasm`
+    |
+    |`//> using wasmRuntime` _node|deno_
+    |""".stripMargin
+)
+@DirectiveDescription("Add WebAssembly options")
+@DirectiveLevel(SpecificationLevel.EXPERIMENTAL)
+final case class Wasm(
+  wasm: Option[Boolean] = None,
+  wasmRuntime: Option[String] = None
+) extends HasBuildOptions {
+  def buildOptions: Either[BuildException, BuildOptions] = {
+    val parsedRuntime =
+      wasmRuntime.fold(Right(WasmRuntime.default): Either[BuildException, WasmRuntime]) { rt =>
+        WasmRuntime.parse(rt).toRight {
+          val validValues = WasmRuntime.all.map(_.name).mkString(", ")
+          new UnrecognizedWasmRuntimeError(rt, validValues)
+        }
+      }
+    parsedRuntime.map { runtime =>
+      val wasmEnabled = wasm.getOrElse(false) || wasmRuntime.isDefined
+      val wasmOptions = WasmOptions(
+        enabled = wasmEnabled,
+        runtime = runtime
+      )
+      // When WASM is enabled, force Platform.JS (Scala.js WASM backend requires JS compilation)
+      val scalaOptions =
+        if (wasmEnabled)
+          ScalaOptions(platform = Some(Positioned.none(Platform.JS)))
+        else
+          ScalaOptions()
+      BuildOptions(scalaOptions = scalaOptions, wasmOptions = wasmOptions)
+    }
+  }
+}
+
+object Wasm {
+  val handler: DirectiveHandler[Wasm] = DirectiveHandler.derive
+}
diff --git a/modules/integration/src/test/scala/scala/cli/integration/RunScalaJsTestDefinitions.scala b/modules/integration/src/test/scala/scala/cli/integration/RunScalaJsTestDefinitions.scala
index 4745787924..7ff3972f7a 100644
--- a/modules/integration/src/test/scala/scala/cli/integration/RunScalaJsTestDefinitions.scala
+++ b/modules/integration/src/test/scala/scala/cli/integration/RunScalaJsTestDefinitions.scala
@@ -325,11 +325,260 @@ trait RunScalaJsTestDefinitions { this: RunTestDefinitions =>
         .call(cwd = root).out.trim()
       val path = absOutDir / "main.wasm"
       expect(os.exists(path))
+    }
+  }
+
+  test("Run with --wasm flag") {
+    val inputs = TestInputs(
+      os.rel / "Hello.scala" ->
+        """object Hello {
+          |  def main(args: Array[String]): Unit = println("Hello from WASM!")
+          |}
+          |""".stripMargin
+    )
+    inputs.fromRoot { root =>
+      val output = os.proc(
+        TestUtil.cli,
+        "--power",
+        "run",
+        "Hello.scala",
+        "--wasm",
+        "--wasm-runtime",
+        "node",
+        extraOptions
+      ).call(cwd = root).out.trim()
+      expect(output == "Hello from WASM!")
+    }
+  }
+
+  test("Run with --wasm uses Node.js by default") {
+    val inputs = TestInputs(
+      os.rel / "Hello.scala" ->
+        """object Hello {
+          |  def main(args: Array[String]): Unit = println("Hello default WASM!")
+          |}
+          |""".stripMargin
+    )
+    inputs.fromRoot { root =>
+      val output = os.proc(
+        TestUtil.cli,
+        "--power",
+        "run",
+        "Hello.scala",
+        "--wasm",
+        extraOptions
+      ).call(cwd = root).out.trim()
+      expect(output == "Hello default WASM!")
+    }
+  }
+
+  test("Run with //> using wasm directive") {
+    val inputs = TestInputs(
+      os.rel / "Hello.scala" ->
+        """//> using wasm
+          |//> using wasmRuntime node
+          |object Hello {
+          |  def main(args: Array[String]): Unit = println("Hello from WASM directive!")
+          |}
+          |""".stripMargin
+    )
+    inputs.fromRoot { root =>
+      val output = os.proc(
+        TestUtil.cli,
+        "--power",
+        "run",
+        "Hello.scala",
+        extraOptions
+      ).call(cwd = root).out.trim()
+      expect(output == "Hello from WASM directive!")
+    }
+  }
 
-      // TODO : Run WASM using node. Requires node 22.
+  test("WASM passes arguments to program") {
+    // Scala.js always passes an empty Array[String] to main(args),
+    // so we must read process.argv directly via JS interop.
+    val inputs = TestInputs(
+      os.rel / "Hello.scala" ->
+        """import scala.scalajs.js
+          |import scala.scalajs.js.Dynamic.global
+          |object Hello {
+          |  def main(args: Array[String]): Unit = {
+          |    val argv = global.process.argv.asInstanceOf[js.Array[String]].drop(2).toSeq
+          |    println(argv.mkString(" "))
+          |  }
+          |}
+          |""".stripMargin
+    )
+    inputs.fromRoot { root =>
+      val output = os.proc(
+        TestUtil.cli,
+        "--power",
+        "run",
+        "Hello.scala",
+        "--wasm",
+        "--wasm-runtime",
+        "node",
+        extraOptions,
+        "--",
+        "foo",
+        "bar",
+        "baz"
+      ).call(cwd = root).out.trim()
+      expect(output == "foo bar baz")
     }
   }
 
+  if (TestUtil.fromPath("deno").isDefined)
+    test("Run with --wasm-runtime deno") {
+      val inputs = TestInputs(
+        os.rel / "Hello.scala" ->
+          """object Hello {
+            |  def main(args: Array[String]): Unit = println("Hello from Deno WASM!")
+            |}
+            |""".stripMargin
+      )
+      inputs.fromRoot { root =>
+        val output = os.proc(
+          TestUtil.cli,
+          "--power",
+          "run",
+          "Hello.scala",
+          "--wasm",
+          "--wasm-runtime",
+          "deno",
+          extraOptions
+        ).call(cwd = root).out.trim()
+        expect(output == "Hello from Deno WASM!")
+      }
+    }
+
+  test("WASM multiple source files") {
+    val inputs = TestInputs(
+      os.rel / "Greeter.scala" ->
+        """trait Greeter {
+          |  def greet(name: String): String
+          |}
+          |
+          |object EnthusiasticGreeter extends Greeter {
+          |  def greet(name: String): String = s"Hello, $name!"
+          |}
+          |""".stripMargin,
+      os.rel / "Main.scala" ->
+        """object Main {
+          |  def main(args: Array[String]): Unit = {
+          |    println(EnthusiasticGreeter.greet("WASM"))
+          |  }
+          |}
+          |""".stripMargin
+    )
+    inputs.fromRoot { root =>
+      val output = os.proc(
+        TestUtil.cli,
+        "--power",
+        "run",
+        "Main.scala",
+        "Greeter.scala",
+        "--wasm",
+        "--wasm-runtime",
+        "node",
+        extraOptions
+      ).call(cwd = root).out.trim()
+      expect(output == "Hello, WASM!")
+    }
+  }
+
+  test("WASM exception handling") {
+    val inputs = TestInputs(
+      os.rel / "Hello.scala" ->
+        """object Hello {
+          |  def riskyOp(x: Int): Int =
+          |    if (x == 0) throw new IllegalArgumentException("zero!")
+          |    else 100 / x
+          |
+          |  def main(args: Array[String]): Unit = {
+          |    val ok = try riskyOp(5).toString catch { case e: Exception => s"err: ${e.getMessage}" }
+          |    val caught = try riskyOp(0).toString catch { case e: Exception => s"caught: ${e.getMessage}" }
+          |    println(ok)
+          |    println(caught)
+          |  }
+          |}
+          |""".stripMargin
+    )
+    inputs.fromRoot { root =>
+      val output = os.proc(
+        TestUtil.cli,
+        "--power",
+        "run",
+        "Hello.scala",
+        "--wasm",
+        "--wasm-runtime",
+        "node",
+        extraOptions
+      ).call(cwd = root).out.trim()
+      val lines = output.linesIterator.toSeq
+      expect(lines.contains("20"))
+      expect(lines.contains("caught: zero!"))
+    }
+  }
+
+  test("WASM collections and higher-order functions") {
+    val inputs = TestInputs(
+      os.rel / "Hello.scala" ->
+        """object Hello {
+          |  def fib(n: Int): Int = if (n <= 1) n else fib(n - 1) + fib(n - 2)
+          |
+          |  def main(args: Array[String]): Unit = {
+          |    val fibs = (0 to 7).map(fib).toList
+          |    println(fibs.mkString(", "))
+          |    println(fibs.filter(_ % 2 == 0).sum)
+          |    println(fibs.foldLeft(0)(_ + _))
+          |  }
+          |}
+          |""".stripMargin
+    )
+    inputs.fromRoot { root =>
+      val output = os.proc(
+        TestUtil.cli,
+        "--power",
+        "run",
+        "Hello.scala",
+        "--wasm",
+        "--wasm-runtime",
+        "node",
+        extraOptions
+      ).call(cwd = root).out.trim()
+      val lines = output.linesIterator.toSeq
+      expect(lines.contains("0, 1, 1, 2, 3, 5, 8, 13"))
+      expect(lines.contains("10")) // 0 + 2 + 8 = 10
+      expect(lines.contains("33")) // sum of first 8 fibs
+    }
+  }
+
+  if (!actualScalaVersion.startsWith("2"))
+    test("WASM @main annotation (Scala 3)") {
+      // Scala.js always passes empty args to main, so @main with parameters won't work.
+      // Test @main without parameters instead.
+      val inputs = TestInputs(
+        os.rel / "Hello.scala" ->
+          """@main def hello(): Unit =
+            |  println("Hello, Scala3!")
+            |""".stripMargin
+      )
+      inputs.fromRoot { root =>
+        val output = os.proc(
+          TestUtil.cli,
+          "--power",
+          "run",
+          "Hello.scala",
+          "--wasm",
+          "--wasm-runtime",
+          "node",
+          extraOptions
+        ).call(cwd = root).out.trim()
+        expect(output == "Hello, Scala3!")
+      }
+    }
+
   test("remap imports directive") {
     val importmapFile = "importmap.json"
     val outDir        = "out"
diff --git a/modules/options/src/main/scala/scala/build/options/BuildOptions.scala b/modules/options/src/main/scala/scala/build/options/BuildOptions.scala
index 49b9a4cf5c..05edffd69c 100644
--- a/modules/options/src/main/scala/scala/build/options/BuildOptions.scala
+++ b/modules/options/src/main/scala/scala/build/options/BuildOptions.scala
@@ -37,6 +37,7 @@ final case class BuildOptions(
   scalaOptions: ScalaOptions = ScalaOptions(),
   scalaJsOptions: ScalaJsOptions = ScalaJsOptions(),
   scalaNativeOptions: ScalaNativeOptions = ScalaNativeOptions(),
+  wasmOptions: WasmOptions = WasmOptions(),
   internalDependencies: InternalDependenciesOptions = InternalDependenciesOptions(),
   javaOptions: JavaOptions = JavaOptions(),
   jmhOptions: JmhOptions = JmhOptions(),
diff --git a/modules/options/src/main/scala/scala/build/options/WasmOptions.scala b/modules/options/src/main/scala/scala/build/options/WasmOptions.scala
new file mode 100644
index 0000000000..34450e2385
--- /dev/null
+++ b/modules/options/src/main/scala/scala/build/options/WasmOptions.scala
@@ -0,0 +1,18 @@
+package scala.build.options
+
+/** Options for WebAssembly compilation and execution.
+  *
+  * @param enabled
+  *   If true, enable WASM output (Scala.js WASM backend)
+  * @param runtime
+  *   The WASM runtime to use for execution (node, deno)
+  */
+final case class WasmOptions(
+  enabled: Boolean = false,
+  runtime: WasmRuntime = WasmRuntime.default
+)
+
+object WasmOptions {
+  implicit val hasHashData: HasHashData[WasmOptions] = HasHashData.derive
+  implicit val monoid: ConfigMonoid[WasmOptions]     = ConfigMonoid.derive
+}
diff --git a/modules/options/src/main/scala/scala/build/options/WasmRuntime.scala b/modules/options/src/main/scala/scala/build/options/WasmRuntime.scala
new file mode 100644
index 0000000000..a2e68d63f8
--- /dev/null
+++ b/modules/options/src/main/scala/scala/build/options/WasmRuntime.scala
@@ -0,0 +1,35 @@
+package scala.build.options
+
+import java.util.Locale
+
+/** Represents available WebAssembly runtimes for execution.
+  *
+  * JS-based runtimes (work now with Scala.js WASM backend):
+  *   - Node: Uses Node.js (V8 engine) with JavaScript loader
+  *   - Deno: Uses Deno (V8 engine) with ES module support
+  */
+sealed abstract class WasmRuntime(val name: String)
+
+object WasmRuntime {
+  case object Node extends WasmRuntime("node")
+  case object Deno extends WasmRuntime("deno")
+
+  val all: Seq[WasmRuntime] = Seq(Node, Deno)
+
+  def default: WasmRuntime = Node
+
+  def parse(s: String): Option[WasmRuntime] =
+    s.trim.toLowerCase(Locale.ROOT) match {
+      case "node" | "nodejs" => Some(Node)
+      case "deno"            => Some(Deno)
+      case _                 => None
+    }
+
+  implicit val hashedType: HashedType[WasmRuntime] = runtime => runtime.name
+
+  implicit val hasHashData: HasHashData[WasmRuntime] = HasHashData.asIs
+
+  implicit val monoid: ConfigMonoid[WasmRuntime] = ConfigMonoid.instance[WasmRuntime](default) {
+    (a, b) => if (b == default) a else b
+  }
+}
diff --git a/website/docs/reference/cli-options.md b/website/docs/reference/cli-options.md
index 6d0ec34942..d47030620e 100644
--- a/website/docs/reference/cli-options.md
+++ b/website/docs/reference/cli-options.md
@@ -591,6 +591,12 @@ Aliases: `--fmt-help`, `--help-fmt`, `--scalafmt-help`
 
 Show options for Scalafmt
 
+### `--help-wasm`
+
+Aliases: `--wasm-help`
+
+Show options for WebAssembly
+
 ## Install completions options
 
 Available in commands:
@@ -1955,6 +1961,22 @@ A github token used to access GitHub. Not needed in most cases.
 
 Don't check for the newest available Scala CLI version upstream
 
+## Wasm options
+
+Available in commands:
+
+[`bsp`](./commands.md#bsp), [`compile`](./commands.md#compile), [`dependency-update`](./commands.md#dependency-update), [`doc`](./commands.md#doc), [`export`](./commands.md#export), [`fix`](./commands.md#fix), [`fmt` , `format` , `scalafmt`](./commands.md#fmt), [`package`](./commands.md#package), [`publish`](./commands.md#publish), [`publish local`](./commands.md#publish-local), [`repl` , `console`](./commands.md#repl), [`run`](./commands.md#run), [`setup-ide`](./commands.md#setup-ide), [`shebang`](./commands.md#shebang), [`test`](./commands.md#test)
+
+<!-- Automatically generated, DO NOT EDIT MANUALLY -->
+
+### `--wasm`
+
+Enable WebAssembly output (Scala.js WASM backend). Uses Node.js by default. To show more options for WASM pass `--help-wasm`
+
+### `--wasm-runtime`
+
+WASM runtime to use: node (default), deno
+
 ## Watch options
 
 Available in commands:
diff --git a/website/docs/reference/commands.md b/website/docs/reference/commands.md
index 64ef81f38d..03d0869f5c 100644
--- a/website/docs/reference/commands.md
+++ b/website/docs/reference/commands.md
@@ -32,7 +32,7 @@ All supported types of inputs can be mixed with each other.
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/compile
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [compile](./cli-options.md#compile-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [compile](./cli-options.md#compile-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ## config
 
@@ -81,7 +81,7 @@ Accepts option groups: [config](./cli-options.md#config-options), [coursier](./c
 
 Update dependency directives in the project
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [dependency update](./cli-options.md#dependency-update-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [dependency update](./cli-options.md#dependency-update-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [workspace](./cli-options.md#workspace-options)
 
 ## doc
 
@@ -95,7 +95,7 @@ All supported types of inputs can be mixed with each other.
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/doc
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [doc](./cli-options.md#doc-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [doc](./cli-options.md#doc-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [workspace](./cli-options.md#workspace-options)
 
 ## export
 
@@ -117,7 +117,7 @@ The `export` sub-command is experimental.
 Please bear in mind that non-ideal user experience should be expected.
 If you encounter any bugs or have feedback to share, make sure to reach out to the maintenance team at https://github.com/VirtusLab/scala-cli
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [export](./cli-options.md#export-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [export](./cli-options.md#export-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [workspace](./cli-options.md#workspace-options)
 
 ## fix
 
@@ -143,7 +143,7 @@ The `fix` sub-command is experimental.
 Please bear in mind that non-ideal user experience should be expected.
 If you encounter any bugs or have feedback to share, make sure to reach out to the maintenance team at https://github.com/VirtusLab/scala-cli
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [fix](./cli-options.md#fix-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [Scalafix](./cli-options.md#scalafix-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [fix](./cli-options.md#fix-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [Scalafix](./cli-options.md#scalafix-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [workspace](./cli-options.md#workspace-options)
 
 ## fmt
 
@@ -160,7 +160,7 @@ All standard Scala CLI inputs are accepted, but only Scala sources will be forma
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/fmt
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [fmt](./cli-options.md#fmt-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [fmt](./cli-options.md#fmt-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [workspace](./cli-options.md#workspace-options)
 
 ## help
 
@@ -212,7 +212,7 @@ All supported types of inputs can be mixed with each other.
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/repl
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [repl](./cli-options.md#repl-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [repl](./cli-options.md#repl-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ## package
 
@@ -230,7 +230,7 @@ All supported types of inputs can be mixed with each other.
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/package
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [package](./cli-options.md#package-options), [packager](./cli-options.md#packager-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [package](./cli-options.md#package-options), [packager](./cli-options.md#packager-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ## publish
 
@@ -257,7 +257,7 @@ The `publish` sub-command is experimental.
 Please bear in mind that non-ideal user experience should be expected.
 If you encounter any bugs or have feedback to share, make sure to reach out to the maintenance team at https://github.com/VirtusLab/scala-cli
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [pgp scala signing](./cli-options.md#pgp-scala-signing-options), [power](./cli-options.md#power-options), [publish](./cli-options.md#publish-options), [publish connection](./cli-options.md#publish-connection-options), [publish params](./cli-options.md#publish-params-options), [publish repository](./cli-options.md#publish-repository-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [pgp scala signing](./cli-options.md#pgp-scala-signing-options), [power](./cli-options.md#power-options), [publish](./cli-options.md#publish-options), [publish connection](./cli-options.md#publish-connection-options), [publish params](./cli-options.md#publish-params-options), [publish repository](./cli-options.md#publish-repository-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ## publish local
 
@@ -269,7 +269,7 @@ The `publish-local` sub-command is experimental.
 Please bear in mind that non-ideal user experience should be expected.
 If you encounter any bugs or have feedback to share, make sure to reach out to the maintenance team at https://github.com/VirtusLab/scala-cli
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [pgp scala signing](./cli-options.md#pgp-scala-signing-options), [power](./cli-options.md#power-options), [publish](./cli-options.md#publish-options), [publish local](./cli-options.md#publish-local-options), [publish params](./cli-options.md#publish-params-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [pgp scala signing](./cli-options.md#pgp-scala-signing-options), [power](./cli-options.md#power-options), [publish](./cli-options.md#publish-options), [publish local](./cli-options.md#publish-local-options), [publish params](./cli-options.md#publish-params-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ## publish setup
 
@@ -307,7 +307,7 @@ To pass arguments to the actual application, just add them after `--`, like:
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/run
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [run](./cli-options.md#run-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [run](./cli-options.md#run-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ## github secret create
 
@@ -354,7 +354,7 @@ Using directives can be defined in all supported input source file types.
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/setup-ide
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [bsp file](./cli-options.md#bsp-file-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [setup IDE](./cli-options.md#setup-ide-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [bsp file](./cli-options.md#bsp-file-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [setup IDE](./cli-options.md#setup-ide-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [workspace](./cli-options.md#workspace-options)
 
 ## shebang
 
@@ -385,7 +385,7 @@ Using this, it is possible to conveniently set up Unix shebang scripts. For exam
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/shebang
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [run](./cli-options.md#run-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [run](./cli-options.md#run-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ## test
 
@@ -409,7 +409,7 @@ All supported types of inputs can be mixed with each other.
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/test
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [test](./cli-options.md#test-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [test](./cli-options.md#test-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ## uninstall
 
@@ -512,7 +512,7 @@ It is normally supposed to be invoked by your IDE when a Scala CLI project is im
 
 Detailed documentation can be found on our website: https://scala-cli.virtuslab.org
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [bsp](./cli-options.md#bsp-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [bsp](./cli-options.md#bsp-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [workspace](./cli-options.md#workspace-options)
 
 ### default-file
 
diff --git a/website/docs/reference/directives.md b/website/docs/reference/directives.md
index 8bd2d05a20..ec95953781 100644
--- a/website/docs/reference/directives.md
+++ b/website/docs/reference/directives.md
@@ -695,6 +695,25 @@ Use a toolkit as dependency (not supported in Scala 2.12), 'default' version for
 
 `//> using test.toolkit default`
 
+### WASM options
+
+Add WebAssembly options
+
+
+`//> using wasm` _true|false_
+
+`//> using wasm`
+
+`//> using wasmRuntime` _node|deno_
+
+
+#### Examples
+`//> using wasm`
+
+`//> using wasmRuntime node`
+
+`//> using wasmRuntime deno`
+
 ### Watch additional inputs
 
 Watch additional files or directories when using watch mode
diff --git a/website/docs/reference/scala-command/cli-options.md b/website/docs/reference/scala-command/cli-options.md
index 2c2f7e14e4..f6ae74043e 100644
--- a/website/docs/reference/scala-command/cli-options.md
+++ b/website/docs/reference/scala-command/cli-options.md
@@ -498,6 +498,14 @@ Aliases: `--fmt-help`, `--help-fmt`, `--scalafmt-help`
 
 Show options for Scalafmt
 
+### `--help-wasm`
+
+Aliases: `--wasm-help`
+
+`IMPLEMENTATION specific` per Scala Runner specification
+
+Show options for WebAssembly
+
 ## Install completions options
 
 Available in commands:
@@ -1435,6 +1443,16 @@ A github token used to access GitHub. Not needed in most cases.
 
 Don't check for the newest available Scala CLI version upstream
 
+## Wasm options
+
+Available in commands:
+
+[`bsp`](./commands.md#bsp), [`compile`](./commands.md#compile), [`doc`](./commands.md#doc), [`fmt` , `format` , `scalafmt`](./commands.md#fmt), [`repl` , `console`](./commands.md#repl), [`run`](./commands.md#run), [`setup-ide`](./commands.md#setup-ide), [`shebang`](./commands.md#shebang), [`test`](./commands.md#test)
+
+<!-- Automatically generated, DO NOT EDIT MANUALLY -->
+
+*This section was automatically generated and may be empty if no options were available.*
+
 ## Watch options
 
 Available in commands:
diff --git a/website/docs/reference/scala-command/commands.md b/website/docs/reference/scala-command/commands.md
index 0d8583fa93..1d9cf8ef26 100644
--- a/website/docs/reference/scala-command/commands.md
+++ b/website/docs/reference/scala-command/commands.md
@@ -31,7 +31,7 @@ All supported types of inputs can be mixed with each other.
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/compile
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [compile](./cli-options.md#compile-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [compile](./cli-options.md#compile-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ### config
 
@@ -88,7 +88,7 @@ All supported types of inputs can be mixed with each other.
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/doc
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [doc](./cli-options.md#doc-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [doc](./cli-options.md#doc-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [workspace](./cli-options.md#workspace-options)
 
 ### repl
 
@@ -110,7 +110,7 @@ All supported types of inputs can be mixed with each other.
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/repl
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [repl](./cli-options.md#repl-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [repl](./cli-options.md#repl-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ### run
 
@@ -136,7 +136,7 @@ To pass arguments to the actual application, just add them after `--`, like:
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/run
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [run](./cli-options.md#run-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [run](./cli-options.md#run-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ### shebang
 
@@ -167,7 +167,7 @@ Using this, it is possible to conveniently set up Unix shebang scripts. For exam
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/shebang
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [run](./cli-options.md#run-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [main class](./cli-options.md#main-class-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [run](./cli-options.md#run-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ## SHOULD have commands:
 
@@ -186,7 +186,7 @@ All standard Scala CLI inputs are accepted, but only Scala sources will be forma
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/fmt
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [fmt](./cli-options.md#fmt-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [fmt](./cli-options.md#fmt-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [workspace](./cli-options.md#workspace-options)
 
 ### test
 
@@ -210,7 +210,7 @@ All supported types of inputs can be mixed with each other.
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/test
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [test](./cli-options.md#test-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [cross](./cli-options.md#cross-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [java](./cli-options.md#java-options), [java prop](./cli-options.md#java-prop-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [test](./cli-options.md#test-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [watch](./cli-options.md#watch-options), [workspace](./cli-options.md#workspace-options)
 
 ### version
 
@@ -242,7 +242,7 @@ It is normally supposed to be invoked by your IDE when a Scala CLI project is im
 
 Detailed documentation can be found on our website: https://scala-cli.virtuslab.org
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [bsp](./cli-options.md#bsp-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [bsp](./cli-options.md#bsp-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [workspace](./cli-options.md#workspace-options)
 
 ### clean
 
@@ -294,7 +294,7 @@ Using directives can be defined in all supported input source file types.
 
 For detailed documentation refer to our website: https://scala-cli.virtuslab.org/docs/commands/setup-ide
 
-Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [bsp file](./cli-options.md#bsp-file-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [setup IDE](./cli-options.md#setup-ide-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [workspace](./cli-options.md#workspace-options)
+Accepts option groups: [benchmarking](./cli-options.md#benchmarking-options), [bsp file](./cli-options.md#bsp-file-options), [compilation server](./cli-options.md#compilation-server-options), [coursier](./cli-options.md#coursier-options), [debug](./cli-options.md#debug-options), [dependency](./cli-options.md#dependency-options), [global suppress warning](./cli-options.md#global-suppress-warning-options), [help group](./cli-options.md#help-group-options), [input](./cli-options.md#input-options), [jvm](./cli-options.md#jvm-options), [logging](./cli-options.md#logging-options), [markdown](./cli-options.md#markdown-options), [power](./cli-options.md#power-options), [python](./cli-options.md#python-options), [Scala.js](./cli-options.md#scalajs-options), [Scala Native](./cli-options.md#scala-native-options), [scalac](./cli-options.md#scalac-options), [scalac extra](./cli-options.md#scalac-extra-options), [scope](./cli-options.md#scope-options), [semantic db](./cli-options.md#semantic-db-options), [setup IDE](./cli-options.md#setup-ide-options), [shared](./cli-options.md#shared-options), [snippet](./cli-options.md#snippet-options), [source generator](./cli-options.md#source-generator-options), [suppress warning](./cli-options.md#suppress-warning-options), [verbosity](./cli-options.md#verbosity-options), [version](./cli-options.md#version-options), [wasm](./cli-options.md#wasm-options), [workspace](./cli-options.md#workspace-options)
 
 ### uninstall
 
diff --git a/website/docs/reference/scala-command/runner-specification.md b/website/docs/reference/scala-command/runner-specification.md
index 65024b3e0a..abf7c5a582 100644
--- a/website/docs/reference/scala-command/runner-specification.md
+++ b/website/docs/reference/scala-command/runner-specification.md
@@ -636,6 +636,12 @@ Show options for Scalafmt
 
 Aliases: `--help-fmt` ,`--scalafmt-help` ,`--fmt-help`
 
+**--help-wasm**
+
+Show options for WebAssembly
+
+Aliases: `--wasm-help`
+
 **--strict-bloop-json-check**
 
 
@@ -1427,6 +1433,12 @@ Show options for Scalafmt
 
 Aliases: `--help-fmt` ,`--scalafmt-help` ,`--fmt-help`
 
+**--help-wasm**
+
+Show options for WebAssembly
+
+Aliases: `--wasm-help`
+
 **--strict-bloop-json-check**
 
 
@@ -2036,6 +2048,12 @@ Show options for Scalafmt
 
 Aliases: `--help-fmt` ,`--scalafmt-help` ,`--fmt-help`
 
+**--help-wasm**
+
+Show options for WebAssembly
+
+Aliases: `--wasm-help`
+
 **--strict-bloop-json-check**
 
 
@@ -2675,6 +2693,12 @@ Show options for Scalafmt
 
 Aliases: `--help-fmt` ,`--scalafmt-help` ,`--fmt-help`
 
+**--help-wasm**
+
+Show options for WebAssembly
+
+Aliases: `--wasm-help`
+
 **--strict-bloop-json-check**
 
 
@@ -3323,6 +3347,12 @@ Show options for Scalafmt
 
 Aliases: `--help-fmt` ,`--scalafmt-help` ,`--fmt-help`
 
+**--help-wasm**
+
+Show options for WebAssembly
+
+Aliases: `--wasm-help`
+
 **--strict-bloop-json-check**
 
 
@@ -3929,6 +3959,12 @@ Show options for Scalafmt
 
 Aliases: `--help-fmt` ,`--scalafmt-help` ,`--fmt-help`
 
+**--help-wasm**
+
+Show options for WebAssembly
+
+Aliases: `--wasm-help`
+
 **--strict-bloop-json-check**
 
 
@@ -4613,6 +4649,12 @@ Show options for Scalafmt
 
 Aliases: `--help-fmt` ,`--scalafmt-help` ,`--fmt-help`
 
+**--help-wasm**
+
+Show options for WebAssembly
+
+Aliases: `--wasm-help`
+
 **--strict-bloop-json-check**
 
 
@@ -5307,6 +5349,12 @@ Show options for Scalafmt
 
 Aliases: `--help-fmt` ,`--scalafmt-help` ,`--fmt-help`
 
+**--help-wasm**
+
+Show options for WebAssembly
+
+Aliases: `--wasm-help`
+
 **--strict-bloop-json-check**
 
 
@@ -6284,6 +6332,12 @@ Show options for Scalafmt
 
 Aliases: `--help-fmt` ,`--scalafmt-help` ,`--fmt-help`
 
+**--help-wasm**
+
+Show options for WebAssembly
+
+Aliases: `--wasm-help`
+
 **--strict-bloop-json-check**