Castle Game Engine is a free open-source 3D and 2D game engine using modern Object Pascal.

  • A lot of 3D and 2D formats supported (X3D, VRML, Collada, OBJ, MD3, Spine...).
  • Portable to a lot of platforms (Linux, Windows, Mac OS X, mobile: Android, iOS, web browser plugin...).
  • Optimized rendering with a lot of graphic effects (shadows, mirrors, bump mapping, shader effects...).
  • Build and edit your scene graph (X3D) at runtime. Create processing and visualization tools!
  • Extensible system for game objects, with physics, creatures with AI and navmesh, and more.

For more features, see here.

For the manual and other documentation see here.

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Ok, we’ll pass the documents to the manager, and send it back to you in few days. Feel free to look around at our Society. We added a few new screenshots here and there – you probably want to check out the gallery!

After you’re done, please add The Unholy Society to your wishlist. What? You didn’t read the fine print? It’s the wishlist or your soul, choose wisely!

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The Unholy Society

The Unholy Society


The Unholy Society is a game inspired by 80s and 90s action movies as well as comic book series such as Preacher and Constantine. It presents a world...

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Latest tweets from @castleengine

Animation Blending

Mar 21 2018

Thoughts about X3D (our scene graph), including PBR (physically-based rendering)

Mar 15 2018

New server, new fixes and new (small) features

Mar 10 2018

Viewer for 3D models for Android and iOS, using Castle Game Engine:)

Mar 3 2018

New features implemented in the engine this week:

Feb 2 2018

Spine (from @EsotericSoft ) paths support in Castle Game Engine, and some fixes:)

Jan 27 2018

Castle Game Engine 6.4 release! New stuff: Physics, iOS services, shader pipeline upgrade, big API improvements and…

Jan 21 2018 We’re ready for the next Castle Game Engine 6.4 release! Also, here's a bunch of new stuff done in January :)

Jan 16 2018

Easily integrate Castle Game Engine games with @googleanalytics , @GameAnalytics , Facebook, and more:

Dec 31 2017

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