Why Atomic?

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

Atomic is lean, full source, technology for mobile and desktop. It has a powerful core API with access to raw, down to the metal, native performance. Atomic technology leverages industry standard languages and tooling for use in games, education/training, serious applications, and new growth areas such as AR/VR.

The Atomic Editor is installed in over 75 countries 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 with 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

Download the Atomic Editor

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

Download (64 bit)
Build Instructions
January 23rd, 2017 - Changelog by the Atomic Camel Caravan 🐪

Atomic Resources

API References

How to Help

  • Let others know about the Atomic Game Engine!

  • Leverage Atomic technology in your product and/or help sponsor development, email us at: contact@AtomicGameEngine.com

  • Answer questions and provide feedback in the Atomic Community Support Forum and Atomic Chat

  • Help maintain current and write new Atomic Wiki documentation articles

  • Fork AtomicGameEngine/AtomicExamples and submit a pull request with current example improvements or a new example

  • Help with issues marked unassigned: help wanted in the current build milestone

  • Inform us of other ways to help that should be added here :)

Atomic Sponsors & Development Fund

Thanks to the following sponsors for their financial support:

Brandon Lamb, Type1J, mattmanj17, shaddockh, ryalman, Keith Johnston, TopMdw, and drsounds. A full list of Atomic Game Engine backers is available in Backers.md

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, Linux, Android, iOS, and WebGL!



Interested in using Atomic technology in your product and/or helping sponsor development? Contact us: contact@AtomicGameEngine.com

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