Castle Game Engine

Cross-platform (desktop, mobile, console) 3D and 2D game engine. Powerful visual editor. Support for glTF, X3D, Spine and more. Fast clean code using modern Pascal. Free and open-source.

• Use any 3D or 2D software to create your models in various formats: glTF, X3D, VRML, Spine JSON, Collada...
• Develop cross-platform applications, for desktop (Windows, Linux, macOS, FreeBSD...), mobile (Android, iOS), consoles (Nintendo Switch) and other devices (Raspberry Pi).
• Visual editor to design games UI and to build applications, powerful command-line build tool under the hood.
• Optimized rendering with a lot of graphic effects (physically-based rendering, shadows, mirrors, bump mapping, shader effects, gamma correction...).
• Build and edit the scene graph (X3D) at runtime. Create 3D processing, visualization tools and CAD applications.
• Extensible system for game objects, with physics, creatures with AI and navmesh, and more.
• Access numerous services, like in-app purchases and game services on mobile devices.
• Create cross-platform user-interface with anchors and automatic scaling.
• Code in modern Object Pascal, an efficient OOP language with FPC (cross-platform open-source compiler) or Delphi, compiled to a native optimized code. Use any IDE, like Lazarus, Delphi, or Visual Studio Code.