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framerate tanks when close to walls on AMD K6-2

bugSomething isn't workingSomething isn't working

Status: Open.

#273 In viti95/FastDoom;

· sneakernets opened on Jun 11, 2026

Crash on PC-98 VIPER-JET IBM 486SLC2 upgrade board

bugSomething isn't workingSomething isn't working

Status: Open.

#272 In viti95/FastDoom;

· sneakernets opened on May 27, 2026

Crash when playing Plutonia demos with Pentium MMX codepaths enabled

bugSomething isn't workingSomething isn't working

Status: Open.

#266 In viti95/FastDoom;

· sneakernets opened on Mar 27, 2026

Request: Better compatibilty with SBEMU?

sound

Status: Open.

#265 In viti95/FastDoom;

· lord-nt opened on Feb 25, 2026

Shrieking Crash on IBM PS/2 MCA Architecture - MIDI?

bugSomething isn't workingSomething isn't working

Status: Open.

#264 In viti95/FastDoom;

· PhantomEight opened on Feb 18, 2026

Next and previous weapon binds

enhancementNew feature or requestNew feature or request

Status: Open.

#263 In viti95/FastDoom;

· felipecomparim opened on Feb 3, 2026

[Mister FPGA, AO486 Core] FastDoom fails to load if Sound and Music are set to Sound Blaster

bugSomething isn't workingSomething isn't working

Status: Open.

#262 In viti95/FastDoom;

· Greenknight9000 opened on Jan 31, 2026

Crash using MIDI music + Sound Blaster Direct mode on a Core2 machine

bugSomething isn't workingSomething isn't working

Status: Open.

#261 In viti95/FastDoom;

· viti95 opened on Jan 21, 2026

[REQUEST] CPU Optimizations (CMOV, MMX)

enhancementNew feature or requestNew feature or request

Status: Open.

#256 In viti95/FastDoom;

· dribgnikcom opened on Aug 27, 2025

Running DOOM in 1600x1200 on DOSBox

questionFurther information is requestedFurther information is requested

Status: Open.

#255 In viti95/FastDoom;

· tigrouind opened on Aug 20, 2025

Music is incredibly quiet

bugSomething isn't workingSomething isn't working

help wantedExtra attention is neededExtra attention is needed

sound

Status: Open.

#252 In viti95/FastDoom;

· GWXerxes opened on Aug 15, 2025

Uncapped frame rate causes hitching in mouse movement on serial mice

bugSomething isn't workingSomething isn't working

Status: Open.

#251 In viti95/FastDoom;

· sneakernets opened on Jul 26, 2025