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RISING · GAME DEV

Engines, frameworks and tools for making games. The Game Dev repositories breaking out right now, ranked by relative momentum: daily growth against their own size, so real risers surface instead of the giants that merely add the most stars in absolute terms.

catalog of 2026-09-13 · velocity is a trailing pace, up to 7 days · the one history nobody else keeps

▸ FOR AGENTS & INVESTORS · GET THIS AS JSON
  1. 01godotengine/godotC++Godot Engine – Multi-platform 2D and 3D game engine117K ★▲ 55/day
  2. 02aseprite/asepriteC++Animated sprite editor & pixel art tool (Windows, macOS, Linux)39K ★▲ 0.1%/day25/d
  3. 034ian/GDevelopJavaScript🎮 Open-source, cross-platform 2D/3D/multiplayer game engine designed for everyone.26K ★▲ 0.1%/day23/d
  4. 04Donchitos/Claude-Code-Game-StudiosShellTurn Claude Code into a full game dev studio — 49 AI agents, 72 workflow skills, and a complete coordination system mirroring real studio hierarchy.25K ★▲ 0.1%/day22/d
  5. 05jgraph/drawio-desktopJavaScriptOfficial electron build of draw.io63K ★▲ 17/day
  6. 06playcanvas/engineJavaScriptPowerful web graphics runtime built on WebGL, WebGPU, WebXR and glTF17K ★▲ 0.1%/day15/d
  7. 07bevyengine/bevyRustA refreshingly simple data-driven game engine built in Rust48K ★▲ 15/day
  8. 08ocornut/imguiC++Dear ImGui: Bloat-free Graphical User interface for C++ with minimal dependencies76K ★▲ 14/day
  9. 09raysan5/raylibCA simple and easy-to-use library to enjoy videogames programming35K ★▲ 11/day
  10. 10emilk/eguiRustegui: an easy-to-use immediate mode GUI in Rust that runs on both web and native31K ★▲ 10/day
  11. 11game1024/OpenSpeedyTypeScript🎮 An open-source game speed modifier.18K ★▲ 0.1%/day10/d
  12. 12phaserjs/phaserJavaScriptPhaser is a fun, free and fast 2D game framework for making HTML5 games for desktop and mobile web browsers, supporting Canvas and WebGL rendering.40K ★▲ 6/day
  13. 13bkaradzic/bgfxC++Cross-platform, graphics API agnostic, "Bring Your Own Engine/Framework" style rendering library.17K ★▲ 5/day
  14. 14OpenRCT2/OpenRCT2C++An open source re-implementation of RollerCoaster Tycoon 2 🎢16K ★▲ 5/day
  15. 15Anuken/MindustryJavaThe automation tower defense RTS29K ★▲ 5/day
  16. 16BabylonJS/Babylon.jsTypeScriptBabylon.js is a powerful, beautiful, simple, and open game and rendering engine packed into a friendly JavaScript framework.26K ★▲ 5/day
  17. 17ppy/osuC#rhythm is just a *click* away!19K ★▲ 5/day
  18. 18GraphiteEditor/GraphiteRustCommunity-built comprehensive 2D content creation appplication for graphic design, digital art, and interactive real-time motion graphics powered by a node-base27K ★▲ 4/day
  19. 19kitao/pyxelRustA retro game engine for Python18K ★▲ 4/day
  20. 20OpenRA/OpenRAC#Open Source real-time strategy game engine for early Westwood games such as Command & Conquer: Red Alert written in C# using SDL and OpenGL. Runs on Windows, Li17K ★▲ 4/day
  21. 21pixijs/pixijsTypeScriptThe HTML5 Creation Engine: Create beautiful digital content with the fastest, most flexible 2D WebGL renderer.48K ★▲ 4/day
  22. 22libgdx/libgdxJavaDesktop/Android/HTML5/iOS Java game development framework25K ★▲ 3/day
  23. 23clockworklabs/SpacetimeDBRustDevelopment at the speed of light25K ★▲ 3/day
  24. 24iced-rs/icedRustA cross-platform GUI library for Rust, inspired by Elm31K ★▲ 3/day
  25. 25google/filamentC++Filament is a real-time physically based rendering engine for Android, iOS, Windows, Linux, macOS, and WebGL220K ★▲ 3/day
  26. 26lettier/3d-game-shaders-for-beginnersC++🎮 A step-by-step guide to implementing SSAO, depth of field, lighting, normal mapping, and more for your 3D game.20K ★▲ 3/day
  27. 27lichess-org/lilaScala♞ lichess.org: the forever free, adless and open source chess server ♞19K ★▲ 3/day
  28. 28ssloy/tinyrendererC++A brief computer graphics / rendering course24K ★▲ 2/day
  29. 29processing/p5.jsJavaScriptp5.js is a client-side JS platform that empowers artists, designers, students, and anyone to learn to code and express themselves creatively on the web. It is b24K ★▲ 2/day
  30. 30rough-stuff/roughHTMLCreate graphics with a hand-drawn, sketchy, appearance21K ★▲ 2/day
  31. 31mahmoud/awesome-python-applicationsJupyter Notebook💿 Free software that works great, and also happens to be open-source Python. 18K ★▲ 2/day
  32. 32wolfpld/tracyC++Frame profiler17K ★▲ 2/day
  33. 33mxgmn/WaveFunctionCollapseC#Bitmap & tilemap generation from a single example with the help of ideas from quantum mechanics25K ★▲ 1/day
  34. 34leereilly/gamesArchived — A list of games, add-ons, maps, etc. hosted on GitHub. Any genre. Any platform. Any engine.25K ★▲ 1/day
  35. 35Unity-Technologies/ml-agentsC#The Unity Machine Learning Agents Toolkit (ML-Agents) is an open-source project that enables games and simulations to serve as environments for training intelli20K ★▲ 1/day