DoodlesYT's Stars
ValveSoftware/halflife
Half-Life 1 engine based games
bradharding/doomretro
The classic, refined DOOM source port. For Windows PC.
Immorpher/doom64
Doom 64 Compendium is a project to document the Doom 64 engine, its forks, and how to modify it.
PCSX2/pcsx2
PCSX2 - The Playstation 2 Emulator
stenzek/duckstation
Fast PlayStation 1 emulator for x86-64/AArch32/AArch64/RV64
flyinghead/flycast
Flycast is a multiplatform Sega Dreamcast, Naomi, Naomi 2 and Atomiswave emulator
atsb/Doom64EX-Plus
An improved modern version of Doom64EX.
BodbDearg/PsyDoom
A backport of PSX Doom to PC
MrAlaux/Nugget-Doom
Nugget Doom is a fork of Woof! with additional features.
RSDKModding/RSDKv4-Script-Decompilation
RSDKModding/Sonic-Mania-Decompilation
A complete decompilation of Sonic Mania (2017)
id-Software/DOOM
DOOM Open Source Release
fabiangreffrath/crispy-doom
Crispy Doom is a limit-removing enhanced-resolution Doom source port based on Chocolate Doom.
Pedro-Beirao/dsda-launcher
This is a launcher GUI for the dsda-doom source port