@misc{3dgsflats, title={3D Gaussian Flats: Hybrid 2D/3D Photometric Scene Reconstruction}, author={Maria Taktasheva, Lily Goli, Alessandro Fiorini, Zhen Li, Daniel ...

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.