Emulator of x86-based machines.

Command-line program to download videos from YouTube.com and other video sites

Browservice: Browse the modern web on historical browsers

Historical Doom FAQ documents with version history

The source code to VVVVVV! https://thelettervsixtim.es/

A proof-of-concept Slack client for Windows for Workgroups 3.11 with tests.

A Super Mario 64 decompilation, brought to you by a bunch of clever folks.

The main repository for the Linux and Mac OS Bedrock edition Minecraft launcher.

80x23 terminal tetris!

WebAssembly DOOM

GNU/Linux software to (hopefully) give TAS tools to games

(UserStyle) GitHub Windows Edition [MIT]

The uncompromising Python code formatter

Original Windows File Manager (winfile) with enhancements

Crispy Doom is a limit-removing enhanced-resolution Doom source port based on Chocolate Doom.

WAD manipulation tools, developed in Haskell

🎨 Classic MS Paint, ＲＥＶＩＶＥＤ + ✨Extras

OpenZFS on Linux and FreeBSD

Petition to open source Flash and Shockwave spec

A limit-removing source port of Doom, Heretic and Hexen. It has numerous vanilla bug fixes, enhanced 640x400 and 1280x800 rendering resolutions, improved game palettes and offers many optional aest…

LGOGDownloader is unofficial downloader to GOG.com for Linux users. It uses the same API as the official GOG Galaxy.

DoomEd source code ported to OS X

uri type for PostgreSQL

UNMAINTAINED please adopt! we can no longer maintain this

Strife Veteran Edition GPL Source Release

Chocolate Doom is a Doom source port that is minimalist and historically accurate.

Chocolate Doom is a Doom source port that is conservative and historically accurate.

Doom 3 BFG Edition source port with updated DX12 / Vulkan renderer and modern game engine features

The Eternity Engine

Project to convert PSX Doom CD into a PC-usable archive