3D game engine/framework in C, with Luajit and Python bindings now
An iOS & tvOS Frontend for Multiple Emulators
Go bindings for raylib, a simple and easy-to-use library
An OpenGL RTS game engine written in C
A free/open source client and automation tool for Ragnarok Online
Gideros Release version
Cooperative multiplayer graphical RPG and adventure game
A modern, cross-platform Quake game engine based on FitzQuake.
0 A.D. is a free, open-source, cross-platform real-time strategy game.
A WIP of a very cool game engine
A cross-platform port of Hexen II game.
A Wii-like game that can be controlled using a Nunchuk or a phone.
A free 3d game for PC that does not limit the player. Fight,Build,Gain
A fun realistic multiplayer free-and-open-source first-person-shooter!
Star Wars style retro game for Linux
Cross-platform real-time strategy game (3D)
3rd Party Video Games Developer: MetalManGames, titles of games