Command-line client for the Open Asset Import Library. Supports loading of 40+ 3D file formats, and exporting to several popular 3D formats. More information: https://assimp-docs.readthedocs.io/.
assimp listext
assimp listexport
assimp export input_file.stl output_file.obj
assimp export input_file.stl output_file.obj parameters
assimp info path/to/file
assimp help
assimp subcommand --help