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.

Phaser is a fast, free, and open-source HTML5 2D game framework for desktop and mobile web browsers, supporting both Canvas and WebGL rendering.

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.

Remembering Home is a 2D game built with LÖVE (Love2D) framework, featuring an Entity Component System, AI behavior trees, and various libraries for animation, collision, and GUI. It includes build scripts and tools for development.

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.

An Unreal Engine plugin for in-game bug reporting that captures gameplay video and logs for submission to the BetaHub platform.

pygame is a free, open-source, cross-platform Python library for building multimedia applications and games, built on SDL. It offers 2D graphics, sound, input handling, and game development tools like sprites and collision detection.

Nakama is an open-source game backend server from Heroic Labs. It provides users, storage, social graph, chat, realtime and turn-based multiplayer, leaderboards, tournaments, parties, purchase validation, notifications and runtime code.