Alternatives to Castle Game Engine for all platforms with Open Source License

  • CryENGINE

    The most powerful game development platform is now available to everyone. Full engine source code. All features. No royalties. No obligations. No license fee.

    Free Personal Open Source Windows Linux

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  • Torque 3D

    Torque 3D is a easy-to-use game creation platform. Architected from the ground up for maximum flexibility and performance across a wide range of hardware and built upon...

    Free Open Source Mac Windows Linux

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  • Cocos2d-x

    cocos2d-x is a cross platform open source free 2D game engine for mobile gamedev, that is fast and stable, easy to learn and use.

    Free Open Source Mac Windows Linux Windows Mobile Android ... iPhone Blackberry Android Tablet Windows Phone iPad Blackberry 10

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  • Urho3D

    Urho3D is a lightweight, cross-platform rendering and game engine implemented in C++ and released under the MIT license. Greatly inspired by OGRE and Horde3D.

    Free Open Source Mac Windows Linux Android iPhone ... Raspberry Pi

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  • Orx

    Orx is an open source, portable, lightweight, plugin-based, data-driven and extremely easy to use 2D-oriented game engine. Orx is mostly written in C, but allows you to...

    Free Open Source Mac Windows Linux Android iPhone ... Android Tablet iPad

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  • ENIGMA - LateralGM

    ENIGMA, the Extensible Non-Interpreted Game Maker Augmentation, is an open source cross-platform game development environment derived from that of the popular software...

    Free Open Source Mac Windows Linux

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    ENIGMA - LateralGM icon
  • Maratis

    Maratis is a portable, simple and visual game development tool designed for artists and developers. The Engine has been tested on Windows, Mac, Linux and iOS and can...

    Free Open Source Mac Windows Linux iPhone iPad

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  • Construct Classic

    Construct Classic is a free, DirectX 9 game creator for Windows, designed for 2D games. It uses an event based system for defining how the game behaves, in a visual...

    • Discontinued Construct Classic was retired in order to focus on https://alternativeto.net/software/construct-2/ 2. Last version, r2, released in February 2012, can be still downloaded from SourceForge.

    Free Open Source Windows

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  • JMonkeyEngine

    JMonkeyEngine3 it’s a free, open source game engine, made especially for Java game developers who want to create 3D games using modern technology. The software is...

    Free Open Source Mac Windows Linux

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  • WaveEngine

    The definitive free cross-platform mobile engine to unleash your games using C#. We appreciate your feedback. Stay tuned. #iOS #Android #WindowsPhone #Windows8.

    Free Open Source Mac Windows Linux

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Platforms

Show 19 less popular platforms