High performance UI layout library in C
2D JavaScript Physics Engine
A 2D rigid body physics engine for the web
JavaScript-based game engine designed to empower developers
Full featured MUD server with all the trimmings.
State Management and Multiplayer Networking for Turn-Based Games
Web powered cross-platform 3D, WebXR game engine
scriptable game engine with built-in support for 2D graphics and sound
Javascript adventure game engine
Free MMORPG Engine. Develop and host graphical browser-based games.