macOS
brew install assimplocal Homebrew formula metadata
sudo port install assimpMacPorts ports tree · graphics/assimp/Portfile · source: api.github.com
brew / rank 454
Portable library for importing many well-known 3D model formats. Version 6.0.5 via Homebrew; verified 2026-06-02. Also installable with debian: sudo apt install assimp-testmodels.
install
brew install assimplocal Homebrew formula metadata
sudo port install assimpMacPorts ports tree · graphics/assimp/Portfile · source: api.github.com
sudo apk add assimpAlpine Linux edge package indexes · assimp · source: dl-cdn.alpinelinux.org
sudo dnf install assimpFedora Rawhide package metadata · assimp · source: dl.fedoraproject.org
nix profile install nixpkgs#assimpnixpkgs package indexes · pkgs/by-name/as/assimp/package.nix · source: api.github.com
sudo pacman -S assimpArch Linux sync databases · assimp · source: geo.mirror.pkgbuild.com
sudo apt install assimp-testmodelsDebian stable package indexes · assimp-testmodels · source: deb.debian.org
sudo zypper install assimp-developenSUSE Tumbleweed package metadata · assimp-devel · source: download.opensuse.org
overview
Portable library for importing many well-known 3D model formats
history
Open Asset Import Library, better known as assimp, is a C/C++ library and command-line tool for loading many 3D asset formats into a common in-memory scene representation. It matters in package indexes because it is one of the standard native dependencies behind model viewers, game tooling, conversion utilities, bindings, and asset-processing pipelines.
The official repository describes assimp as the Open-Asset-Importer-Library repository and says it loads more than 40 3D file formats into a unified data structure. The project license and source headers carry a 2006-present project copyright, while the GitHub repository metadata dates the current public repository to 2010.
Over time assimp accumulated not only importers and exporters but also post-processing steps such as normal and tangent generation, triangulation, vertex-cache optimization, degenerate primitive removal, duplicate-vertex handling, primitive sorting, and material cleanup. That broad post-processing layer is why packages often expose both a library and an assimp command-line executable rather than treating it as a format decoder only.
The current README documents C and C++ APIs, bindings or ports for C#, Java, Python, Delphi, D, Android, iOS, Pascal, JavaScript/Node.js, JVM, Haxe, Rust, Unity, and Unreal-related integrations. The official documentation is Sphinx-based and covers installation, data structures, importer/exporter APIs, post-processing, importer notes, and developer guidance.
assimp's adoption pattern is unusually broad for a native graphics library. The supplied package facts list Homebrew, Debian/Ubuntu, Fedora, Alpine, Arch, MacPorts, Nix, and openSUSE-style packages, while the README points to vcpkg, prebuilt binaries, bindings, ports, and community support channels.
The package is common because it standardizes a messy area of build systems: importing OBJ, Collada, FBX, glTF, STL, IFC, 3MF, and other model data through one C/C++ ABI. Downstream projects can choose assimp as a single dependency instead of maintaining a matrix of format-specific parsers.
Developers use assimp either as a library linked into applications or through the assimp CLI for inspecting, converting, and validating assets. The official README's quickstart is a CMake/Ninja source build, and its repository layout separates core import/export code, public headers, post-processing utilities, ports, samples, tools, scripts, and regression test models.
assimp is package-nerd significant because it is both leaf-tool and infrastructure dependency: a user may install the assimp binary directly, but many graphics, CAD, game, robotics, and visualization stacks pull the library indirectly. The many bundled importers, test models, and third-party contributions also make licensing and ABI stability more visible than in smaller media tools.
security posture
library-like package without higher-risk signals.
green risk · low confidence · appliance
Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.
executables
| Command | Kind | Exposure | Note |
|---|---|---|---|
assimp | executable | indexed executable | Discovered from the local executable index. |
freshness
These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.
install metadata
| Package key | brew:assimp |
|---|---|
| Version | 6.0.5 |
| Package manager | Homebrew |
| Homepage | https://www.assimp.org/ |
| Repository | https://github.com/assimp/assimp |
| Last updated | 2026-06-02T00:54:19-04:00 |
| Pulse | updated |
| Bottle | not recorded |
| Service | none declared |
source database matches
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
assimp-testmodels 5.4.3+ds-2
assimp 3D model import library (testdata)
sudo apt install assimp-testmodelsassimp-utils 5.4.3+ds-2
3D model import library (utilities)
sudo apt install assimp-utilslibassimp-dev 5.4.3+ds-2
3D model import library (development)
sudo apt install libassimp-devlibassimp-doc 5.4.3+ds-2
3D model import library (documentation)
sudo apt install libassimp-doclibassimp5 5.4.3+ds-2
3D model import library
sudo apt install libassimp5python3-pyassimp 5.4.3+ds-2
3D model import library (Python3 bindings)
sudo apt install python3-pyassimpassimp
nix profile install nixpkgs#assimpassimp-testmodels 5.3.1+ds-2build1
assimp 3D model import library (testdata)
sudo apt install assimp-testmodelsassimp-utils 5.3.1+ds-2build1
3D model import library (utilities)
sudo apt install assimp-utilslibassimp-dev 5.3.1+ds-2build1
3D model import library (development)
sudo apt install libassimp-devlibassimp-doc 5.3.1+ds-2build1
3D model import library (documentation)
sudo apt install libassimp-doclibassimp5 5.3.1+ds-2build1
3D model import library
sudo apt install libassimp5python3-pyassimp 5.3.1+ds-2build1
3D model import library (Python3 bindings)
sudo apt install python3-pyassimpassimp 6.0.4-r0
Open Asset Import Library imports and exports 3D model formats
sudo apk add assimpassimp-dev 6.0.4-r0
Open Asset Import Library imports and exports 3D model formats (development files)
sudo apk add assimp-devassimp-libs 6.0.4-r0
Open Asset Import Library imports and exports 3D model formats (libraries)
sudo apk add assimp-libssource trail
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View the package source record on GitHub.