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

Steam Play compatibility tool to run games using native Linux engines

The classic, refined DOOM source port. For Windows PC.

An enhanced PC source port of the original WipeOut.

Reverse-engineered ports of Build games using EDuke32 engine technology and development principles (NBlood/Rednukem/PCExhumed)

DooM in the terminal!

Quake 1 port for Apple Watch

Unofficial source port for Blake Stone series

A portable, enhanced source port of Doom, Heretic and Hexen.

Celeste Classic C source port for 3DS and PC.

Woof! is a continuation of the Boom/MBF bloodline of Doom source ports.

CatacombGL is a source port with OpenGL graphics for Catacomb 3D (1991), The Catacomb Abyss (1992), The Catacomb Armageddon (1992) and The Catacomb Apocalypse (1993).

Reversed-engineered source port from Raptor Call Of The Shadows

EDGE Source Code

Nugget Doom is a fork of Woof! with additional features.

Dune Dynasty is a remaster/enhancement of the classic real-time strategy game Dune II by Westwood Studios. It builds upon the original reverse-engineered game engine and adds many enhancements, modernizations and new features. Windows, macOS and Linux are supported. (This fork is a continuation of the abandoned sourceforge project.)

Backport of Jaguar Doom to the PC

Quake 2 port for Apple Watch

Source port of Doom, Heretic, Hexen and Strife developed in Delphi

Easily portable DooM for Python (+ some pretty sick demos)