s&box is a modern game engine, built on Valve's Source 2
nvim plugin designed to make you better at Vim Movements
The Oldschool Runescape API wrapper that does more
A dead simple 2D game engine for Go
RTS game with the theme of Strategy by Design
Odamex is a free, cross-platform, modern client-server Doom engine
A cross-platform port of Hexen II game.
Emulator of the 8-bit computers Sharp MZ-800 / MZ-700 / MZ-1500
A fun realistic multiplayer free-and-open-source first-person-shooter!
Cross-platform real-time strategy game (3D)
Spring is a free RTS engine developed for Windows, Linux and Mac OS X.
A free implementation of the nonogram game
Low-Level Game Engine for Retro Platforms
The Clue! / Der Clou!
scriptable game engine with built-in support for 2D graphics and sound
beamshot octave scripts and bike light driver