Source Modifications

Boom - - DOS port with editing features and a number of bug fixes. Compiled and source downloads and a feature list available.

Client/Server Doom - - Port for deathmatch play on the Internet. Offers downloads for Windows, FreeBSD and Linux, and a discussion forum. No longer maintained.

DOOM 7650 - - Port of Doom to a Nokia cellphon.

Doom Legacy Wiki - - Community resource, with news, documentation and editing tutorials.

Doom: System Administration Tool - - Perform Unix administrator tasks with a Doom interface.

Doom3D - - Windows port with Direct3D and splitscreen capabilities. Also supports full 3D stereoscopic effect.

Doomsday HQ - - Home of the Doomsday Engine, jDoom, jHeretic and jHexen.

Fusion - - DOS port based on MBF, with various extra features particularly for Dehacked work. Binaries, source code and editing demonstrations available.

Legacy - - Engine with new features for enhanced deathmatch games, available for most major platforms. Contains discussion forums, development news, documentation, and links to derived engines.

NTDoom - - Port to Windows NT, no longer developed. Binary and source downloads.

PDoom - - DOS port, no longer updated. Source and binaries available.

PrBoom - - A port for Windows and Linux that closely emulates the original game.

psDooM - - A process monitor and manager for *nix systems, using Doom as an interface.

Vavoom - - Source port that supports Doom, Heretic, Hexen and Strife. Screenshots, information, download, forums and editing information.

What is MBF, anyway? - - Brief information about the Marine's Best Friend Doom engine, for DOS.

WinDoom - - Windows port with higher resolutions and a console. Program download, source code, documentation and a front end available. Not updated.

ZDoom - - Enhanced port for Windows. With compiled and source downloads, development news, tutorials for the new features and a discussion forum.

ZDoomGL - - OpenGL port for Windows. Binary and source code downloads, and a discussion forum.