Flexible level editor
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A multi core friendly rigid body physics and collision detection library. Written in C++. Suitable for games and VR applications. Used by Horizon Forbidden West and Death Stranding 2.
A curated list of free/libre plugins, scripts and add-ons for Godot
Unleash your creativity with Pixelorama, a powerful and accessible open-source pixel art multitool. Whether you want to create sprites, tiles, animations, or just express yourself in the language of pixel art, this software will realize your pixel-perfect dreams with a vast toolbox of features. Available on Windows, Linux, macOS and the Web!
A Flutter based game engine.
Reliable & unreliable messages over UDP. Robust message fragmentation & reassembly. P2P networking / NAT traversal. Encryption.
Open 3D Engine (O3DE) is an Apache 2.0-licensed multi-platform 3D engine that enables developers and content creators to build AAA games, cinema-quality 3D worlds, and high-fidelity simulations without any fees or commercial obligations.
🐍🎮 pygame (the library) is a Free and Open Source python programming language library for making multimedia applications like games built on top of the excellent SDL library. C, Python, Native, OpenGL.
A curated list of Multiplayer Game Network Programming Resources
Industry-standard navigation-mesh toolset for games
Space exploration, trading, and combat game.
Entitas is a super fast Entity Component System (ECS) Framework specifically made for C# and Unity
:video_game: :game_die: A wonderful list of Game Development resources.
Dedicated Game Server Hosting and Scaling for Multiplayer Games on Kubernetes
Shattered Pixel Dungeon is an open-source traditional roguelike dungeon crawler with randomized levels and enemies, and hundreds of items to collect and use. It's based on the source code of Pixel Dungeon, by Watabou.
A modern & fully featured HTML5 game engine (2D & 3D) for JavaScript/TypeScript, with WebGL/WebGPU rendering, built-in physics, Tiled map & glTF support and WebAudio.
2D JavaScript Physics Engine
Powerful, mature open-source cross-platform game engine for Python and C++, developed by Disney and CMU
The high-speed OpenGL, OpenCL, OpenAL, OpenXR, GLFW, SDL, Vulkan, Assimp, WebGPU, and DirectX bindings library your mother warned you about.
Java / JavaFX / Kotlin Game Library (Engine)
A high performance, editable terrain system for Godot 4.
AI Skills, MCP Tools, and CLI for Unity Engine. Full AI develop and test loop. Use cli for quick setup. Efficient token usage, advanced tools. Any C# method may be turned into a tool by a single line. Works with Claude Code, Gemini, Copilot, Cursor and any other absolutely for free.
A curated list of amazingly awesome LÖVE libraries, resources and shiny things.
A curated list of Game Boy development resources such as tools, docs, emulators, related projects and open-source ROMs.