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

Modern Object Pascal Introduction for Programmers, in AsciiDoc

Viewer for many 3D and 2D model formats: glTF, X3D, VRML, Collada, 3DS, MD3, Wavefront OBJ, STL, Spine JSON, sprite sheets in Cocos2D and Starling XML formats

Image viewer and converter using Castle Game Engine, supporting many common image formats (PNG, JPG...) and some exotic ones (DDS, KTX, RGBE)

First-person shooter style game in a dark fantasy setting, using Castle Game Engine

CAI NEURAL API - Pascal based deep learning neural network API optimized for AVX, AVX2 and AVX512 instruction sets plus OpenCL capable devices including AMD, Intel and NVIDIA.

Use Sketchfab API to perform search + download

Vulkan header generator, OOP-style API wrapper, framework and prospective Vulkan-based game engine for Object Pascal

Castle Lines 2D is a set of two components for Castle Game Engine

Sane, fast, low-overhead, procedural API for parsing JSON files.

Lazarus LCL test - menu items with special shortcuts (like Home, F, Ctrl+Z) but still allow editboxes to handle them

Fork of Pepper & Carrot - 3D platformer prototype to upgrade it to work with latest CGE

Earth with a moon and satellite orbiting it (Castle Game Engine demo)