heretic port freeware downloads

GZDoom for Mac OS X

4.4.2 freeware download

... on the same engine, on your Mac. The port can detect various IWAD files, and you get to select the one you want to use. ...

Doomsday Engine

2.2.2 freeware download

Doomsday Engine is a cross-platform, enhanced port of the popular DOOM game, available for platforms ... for running servers in the background. TECHNOLOGY Portable code built on Qt 5 and OpenGL. ...