The Atomic Game Engine is a multi-platform 2D and 3D engine with a consistent API in C#, JavaScript, TypeScript, and C++ (
C C++ Perl Objective-C Makefile TypeScript Other
Latest commit 69bb17e Jan 20, 2017 @JoshEngebretson JoshEngebretson committed on GitHub Merge pull request #1398 from AtomicGameEngine/JME-UPDATE-BUILDNOTES
Update build notes and add new contributors for Build 3

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Why Atomic?

The Atomic Game Engine is powerful 2D/3D technology developed by industry veterans and contributors from around the world.

Atomic is available to professionals and is being used in production environments. It is also a great resource for learning JavaScript, TypeScript, C#, and the art of native C++ engine design.

If you need excellent, high performance technology which leverages the full might of GitHub, the Atomic Community invites you to download the Atomic Editor or fork us on GitHub!

Atomic Technology

  • Consistent 2D/3D API available in JavaScript, TypeScript, C#, and C++
  • Built-in Monaco JavaScript/TypeScript editor and support for VSCode and Atom
  • C# IDE integration with Visual Studio, Xamarin Studio, and MonoDevelop
  • Android, iOS, Windows, macOS, Linux, and WebGL platform deployment
  • High performance native C++ core with single command builds and absolute minimum dependencies
  • Node based scene graph with access to low level graphics API for custom rendering on D3D 9/11, OpenGL 2/3/ES2, and WebGL
  • Modular component system including C#, JavaScript, TypeScript, and C++ logic components with networking
  • Drag and drop standard 2D/3D format import, including Autodesk FBX, Collada, Blender, Spriter, Tiled, and more
  • Innovative preview mode runs in subprocess for editor stability, reduced memory fragmentation, and is the foundation for future previewing on device
  • Chromium WebView for E-Commerce payments, accessing Facebook social graph, video streaming, and many more use cases
  • Automated script binding generation of native C++ subsystems
  • Best in class third party integrations including Box2D/Bullet physics, Recast/Detour pathfinding, TurboBadger UI, CEF3, duktape VM, SDL2
  • Available as precompiled binaries or fork on GitHub under the permissive MIT license
  • Backed by professionals with decades of experience in the technology and game industries


Atomic Editor binary releases are managed by THUNDERBEAST GAMES LLC and scheduled as rolling build milestones.

Download the Atomic Editor

Atomic Resources



API References

How to Help


Atomic Game Engine 2016 Demo Reel


Atomic Editor

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Atomic Examples

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Atomic on Mobile

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Atomic Build Settings

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Atomic History

THUNDERBEAST GAMES began developing the Atomic Game Engine on November 12th, 2014 by forking Urho3D. It was released under the permissive MIT license during GDC 2016. Atomic is now being used in production environments, has 27 contributors, and runs on Windows, macOS, Android, iOS, Linux, and WebGL!