The original Macintosh Wolfenstein 3D source release.

Work in progress BioMenace decompilation

The Oldskool PC Benchmark

A multi-voice tracker for the PC speaker.

Stripped down version of Doom (Doom8088) for only running timedemo 3

a gcc-based cross-compiler for classic 68K and PPC Macintoshes

Data compressor for 8-bit computers and low-end platforms

A free, open-source compressor for the ZX0 format

Build DJGPP cross compiler and binutils on Windows (MinGW/Cygwin), Mac OSX and Linux

VGA/MCGA mode 13h emulation TSR driver for Tandy Video II

Snippets of decompiled/reconstructed Duke Nukem 1 source code

A port of prBoom to the Nintendo GBA.

Book about wolfenstein 3D

Game Engine Black Book: Doom

Fork of Lambertsen & Jenner (& al.)'s IA-16 (Intel 16-bit x86) port of GNU compilers ― added far pointers & more • use https://github.com/tkchia/build-ia16 to build • Ubuntu binaries at https://lau…

Reconstructed source code of the game Duke Nukem II

Doom port for DOS, optimized to be as fast as possible!

A music tracker for the Tandy 3-voice-sound (TI SN76496A sound generator chip).

Free, zlib licensed ZX0 decompressor for the x86