GZDoom

GZDoom is a forked version based on ZDoom, it is currently the only active source port that is based on a newer ZDoom version.
Mainsite: https://zdoom.org/index
Wiki: https://zdoom.org/wiki/Main_Page

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Features

Scripting:
-ZScript (C/C++ like syntax)
Graphics:
-3D Models (obj, md2, md3)
-Dynamic Lighting with broken Shadowmaps
-Bloom
-Ambient Occlusion
-Basic shaders support