oGame-like browser space realtime strategy game based on xNova
GPU Texture Generator
AdKats - Advanced In-Game Admin for Procon Frostbite (BF3/BF4/BFHL)
UGG is made for uplink and updated for onlink
Source code for chinese-dos-games-web
Set of utilities for managing a Pioneers server on Linux
A mathematical game
Set of utilities for making Xpilot easier to operate
A minimalist and cross platform System Shock source port
SJCE - free portable cross-platform graphical chess game, 100% Java.
translates tiles in a png image file to 16 byte representation
Updated client for Battletech MUX game servers
Juego de apuestas de caballos
3D-Accelerated open-source DOOM engine
An HTML5 game 'Catch The Cat' powered by Phaser 3
Draw and edit Lines, Bezier Curves, Splines at runtime
Hub plugin for minecraft
Extensible HTML5 app for real-time collaborative projects
Simple RTT written in Java, let me know if you want to develop further
A Study Path for Game Programmer