diff --git a/.gitignore b/.gitignore
index ccc2930..9188137 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 /coverage
 /node_modules
+/types
diff --git a/.prettierignore b/.prettierignore
index c8066dd..a8f7b4b 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -1,5 +1,6 @@
 /coverage
 /node_modules
 /package-lock.json
+/types
 .claude/
 CLAUDE.md
diff --git a/Makefile b/Makefile
index 8b3de8c..f8028a4 100644
--- a/Makefile
+++ b/Makefile
@@ -1,14 +1,20 @@
 COVERAGE_DIR := coverage
 NODE_MODULES := node_modules
+SRC_FILES := $(wildcard src/*.mjs)
 TEST_GLOB := tests/**/*.test.mjs
+TYPES_DIR := types
 
 $(NODE_MODULES): package.json package-lock.json
 	npm install
 	touch $(NODE_MODULES)
 
+$(TYPES_DIR): $(SRC_FILES) tsconfig.build.json $(NODE_MODULES)
+	npx tsc --project tsconfig.build.json
+	touch $(TYPES_DIR)
+
 .PHONY: clean
 clean:
-	rm -rf $(COVERAGE_DIR)
+	rm -rf $(COVERAGE_DIR) $(TYPES_DIR)
 
 .PHONY: coverage
 coverage: $(NODE_MODULES)
diff --git a/README.md b/README.md
index 37fa0ce..21d50e3 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,12 @@
 
 Layouting and tiling engine.
 
+## Installation
+
+```sh
+npm install glazur
+```
+
 ## Radial layout
 
 `RadialLayout` grows a rooted tree outward from its root as an evenly spaced radial burst:
diff --git a/package-lock.json b/package-lock.json
index 774d0c5..2dcaa2a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -7,7 +7,7 @@
     "": {
       "name": "glazur",
       "version": "0.1.0",
-      "license": "MIT",
+      "license": "Apache-2.0",
       "devDependencies": {
         "@types/node": "25.8.0",
         "c8": "11.0.0",
diff --git a/package.json b/package.json
index 3f18554..225b230 100644
--- a/package.json
+++ b/package.json
@@ -2,19 +2,28 @@
   "name": "glazur",
   "version": "0.1.0",
   "description": "Layouting and tiling engine",
+  "files": [
+    "src",
+    "types"
+  ],
+  "types": "./types/index.d.mts",
   "exports": {
-    ".": "./src/index.mjs"
+    ".": {
+      "types": "./types/index.d.mts",
+      "default": "./src/index.mjs"
+    }
   },
   "scripts": {
     "coverage": "make coverage",
+    "prepack": "make types",
     "test": "make test"
   },
   "repository": {
     "type": "git",
     "url": "git+https://github.com/intentee/glazur.git"
   },
-  "author": "",
-  "license": "MIT",
+  "author": "Mateusz Charytoniuk <mateusz@intentee.com>",
+  "license": "Apache-2.0",
   "bugs": {
     "url": "https://github.com/intentee/glazur/issues"
   },
diff --git a/tsconfig.build.json b/tsconfig.build.json
new file mode 100644
index 0000000..400f64b
--- /dev/null
+++ b/tsconfig.build.json
@@ -0,0 +1,10 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "declaration": true,
+    "emitDeclarationOnly": true,
+    "noEmit": false,
+    "outDir": "types",
+    "rootDir": "src"
+  }
+}