assimp

List all supported import formats

$ assimp listext

List all supported export formats

$ assimp listexport

Convert a file to one of the supported output formats, using the default parameters

$ assimp export [input_file.stl] [output_file.obj]

Convert a file using custom parameters (the dox_cmd.h file in assimp's source code lists available parameters)

$ assimp export [input_file.stl] [output_file.obj] [parameters]

Display a summary of a 3D file's contents

$ assimp info [path/to/file]

List all supported subcommands ("verbs")

$ assimp help

Get help on a specific subcommand (e.g. the parameters specific to it)

$ assimp [subcommand] --help

assimp <arguments>

assimp: is a command line utilitiy that allows interaction with 3D models

Use 'assimp <verb> --help' to get detailed help for a command.

info

Display statistics and structure of a 3D model

version

Display Assimp version

listext

List all known file extension

knowext

Check whether a file extension is recognized by Assimp

extract

Extract an embedded texture from a model

dump

Convert a model to binary or XML dumps (ASSBIN/ASSXML)

cmpdump

Compare two file dumps produced with 'assimp dump <file> -s ...'

On Debian systems you should be able to find a manual in file:///usr/share/doc/assimp-utils/assimp/index.html