Doom Legacy

DooMLegacy is a freeware port of ID Software's classic First Person Shooter series: Doom. This is a modification of the original Doom source code which was released to the public by ID Software in 1997. What's New
Version 1.43 beta: This version is built upon Doom Legacy 1.42 source using SDL 1.2 and OpenGL support.

The game has been built on Mac OS X 10.3 and not testend on older versions (and I won't). Networking currently not working. Requirements
PPC, Mac OS X 10.3 or later, Doom shareware WAD game file.