F3D is a fast and minimalist 3D viewer desktop application. It supports many
file formats, from digital content to scientific datasets (including glTF, USD,
STL, STEP, PLY, OBJ, FBX, Alembic), can show animations and support thumbnails
and many rendering and texturing options including real time physically based
rendering and raytracing.
It is fully controllable from the command line and support configuration files.
It can provide thumbnails, support interactive hotkeys, drag&drop and
integration into file managers.
F3D also contains the libf3d, a simple library to render meshes, with C++ and
Python Bindings, as well as experimental Java and Javascript bindings.