There are 5 repositories under quake-engine topic.
Quake 1 port for Apple Watch
The Dæmon game engine. With some bits of ioq3 and XreaL.
An archive of John Carmack’s .plan files in readable markdown format
Unity level design plugin that adds support for Quake .MAP / Half-Life .RMF / Source .VMF, Q1 HL1 .WAD textures, and .FGD export.
Python library for analysing .bsp files
An open-source GoldSrc engine clone (Clean authentic reimplementation without using reverse-engineered code)
Quake 2 port for Apple Watch
Archive of all official Quake 1 releases.
Structured List of Quake Engines
A curated list of awesome Quake related goodness
Game modification for Jedi Knight II: Jedi Outcast Multiplayer with useful stuff and custom features
Star Wars Jedi Knight: Jedi Academy popular RPG-style mod
DarkMatter is a new source port for QUAKE III: ARENA, based on Quake3e (https://github.com/ec-/Quake3e). It is part of an ambitious project to ultimately bring the gameplay experiences of older QUAKE® titles together into one feature-rich package. See https://github.com/themuffinator/dm-game for the game logic development.
An attempt to understand how Quake engine works
Full Source Code of Jedi Knight II ready to use (1.02, 1.03 and 1.04 versions)
Top-down shooter mod for Quake, via the FTEQW sourceport and CSQC.
I propose a new form of logic; Logic Geometry. Dynamic connections, or dynamic geometric logic, or logic through the changing shape of geometry, like a truth table that the truths change and is essentially functional programming, but is logic without mathematics, where the changing shape is the only information.
:video_game: Call of Duty 2™ Multiplayer Windowed Mode
Play the Quake first-person shooter in your browser! True to the original. Supports GLQuake, software-rendered mode, mods, and mission packs.
Further adventures of OGS Engine in Modernland (Alternative way of GoldSrc engine evolution)
Quake modding toolkit for R. Can read, export and import Quake bitmap images in WAL and Q1 texture formats, read and export MDL and MD2 models, extract PAK and WAD archives.
Quake for OpenVR
The magic number 0x5F3759DF in Python3 Fast Inverse SquareRoot
Play the Quake 2 first-person shooter in your browser! Supports WebGL 1 and 2, and software-rendered modes.
Quake III Arena: Fast Inverse Square Root in Unity
Read PCX bitmap image files in R and convert to other formats.
Quake Wave Generator - Using func_train