Real Time Strategy game engine supporting early Westwood classics
A game engine powered by python and panda3d
Descent 3 by Outrage Entertainment
JavaScript-based game engine designed to empower developers
A 2D rigid body physics engine for the web
3D game engine/framework in C, with Luajit and Python bindings now
A dead simple 2D game engine for Go
High performance UI layout library in C
Godot Minimal Theme
2D JavaScript Physics Engine
A game engine with an emphasis on real-time cutting-edge solutions
Zig game engine & graphics toolkit
A modern, cross-platform Quake game engine based on FitzQuake.
GemRB is a portable open-source implementation of the Infinity Engine
Game engine supporting many 3D/2D formats and graphic effects
Orx: Portable Game Engine
Full featured MUD server with all the trimmings.
Old-school 2D game engine
SDL based generic 2D game engine
C++ lightweight cross-platform game engine
The multiplayer game engine
A game engine for console based text games