GZDoom

GZDoom is a ZDoom-based port which is maintained by Christoph "Graf Zahl" Oelckers. It was first released on the 30th August 2005 and currently (as of July 2006) runs only in Windows.

Features

 * Full 3D floors (including slopes)
 * OpenGL renderer, based off PrBoom's OpenGL renderer
 * Inventory and weapon definitions via DECORATE
 * FraggleScript support (so Legacy/Eternity/SMMU maps are supported)
 * Global FraggleScripts via the FSGLOBAL lump
 * Reflective floors
 * Dynamic lights
 * Quake 2/Half life-style skyboxes as well as regular zdoom skyboxes
 * High-resolution textures, defined as in ZDoomGL
 * Eternity-style water warping
 * Ability to alter jump height in ACS
 * MD2 and MD3 model support (limited to Monsters and Static Things)
 * ENDOOM support