Open source. Open possibilities.

PlayCanvas is an open-source 3D game engine for browsers, supporting WebGL2/WebGPU, XR, physics, and glTF assets. Ideal for games, visualizations, and interactive apps.

Tokamak is a C# engine designed for creating games and virtual worlds, providing a modular set of building blocks for application development.

raylib is a simple, easy-to-use C library for videogame programming, ideal for prototyping, education, and graphical applications.

Zero-dependency LÖVE2D framework with scenes, input, saves, audio, UI, ECS, physics, and in-game scene editor. Includes reference game Gem Haul. Targets LÖVE 11.5, no third-party libraries.

Cocos Creator is a free, open-source, cross-platform game engine for high-performance 2D/3D games and instant web entertainment, supporting multiple platforms with modern graphics and customizable pipelines.

Dear ImGui is a bloat-free, immediate-mode graphical user interface library for C++ designed for creating debug tools and content creation interfaces.

ET is a dual-end game development framework based on Unity3D client and C# server, supporting distributed architecture, Actor messaging, coroutines, hot updates, and AI-assisted development.