github.com/castle-engine/castle-engine (go): Cross-platform (desktop, mobile, console) 3D and 2D game engine supporting many asset formats (glTF, X3D, Spine...) and using modern Object Pascal
Keywords: 2d-game-engine|3d-game-engine|castle-game-engine|cross-platform|delphi|engine|fpc|freepascal|game-engine|gltf|hacktoberfest|lazarus|object-pascal|pascal|spine|x3d