Gem Dash aka Boulder or Dyna Blaster like 8-bit style game in Python
3D modeler, 3D game maker, 3D demo maker
A promising chess program
0 A.D. is a free, open-source, cross-platform real-time strategy game.
Free Texas Holdem Poker game using HTML5, CSS and JavaScript
Urho3D Game engine
A performance profiler for Minecraft clients, servers, and proxies
A cross-platform, open-source, pure C game engine for mobile game
Engo is an open-source 2D game engine written in Go
KotCity, an open source city simulator
Data-oriented and data-driven game engine written in Rust
A cross-platform 2D game engine
A lightweight, fast and extensible game server for Minecraft
scriptable game engine with built-in support for 2D graphics and sound
The Atomic Game Engine is a multi-platform 2D and 3D engine
online 4X browser game engine
3D .NET engine for Windows, Linux, Mac
plugin-based RPG manager in C++ and Qt5
Simple minesweeper game in python
This is a hacking style game set in the early '80s
Science Fiction, heavy assault, disestablishment of power.
2D physics engine for games
Hungry Hero is an open source Flash game built on Starling Framework.
C-Lesh is a game programming language for 2D games.