assimp
Import and convert 3D model file formats
TLDR
Convert 3D model format
$ assimp export [input.fbx] [output.obj]
Show model information$ assimp info [model.fbx]
List supported formats$ assimp listext
Extract embedded textures$ assimp extract [model.fbx]
SYNOPSIS
assimp command [options] file
DESCRIPTION
assimp is the command-line interface for the Open Asset Import Library, supporting import and export of numerous 3D file formats. It can convert between formats, extract data, and optimize models.
The tool supports formats including OBJ, FBX, COLLADA, glTF, STL, and dozens more.
PARAMETERS
export in out
Convert file formatinfo file
Display model informationextract file
Extract embedded textureslistext
List supported file extensionsknowext
Check if extension is supportedexportinfo
List export formatsversion
Show version-v, --verbose
Verbose output
CAVEATS
Conversion quality varies by format. Some features may be lost in translation. Complex materials may not convert perfectly. Large models consume significant memory.
HISTORY
The Open Asset Import Library was created around 2008 to provide a unified interface for loading 3D models across game engines and graphics applications.