macOS
brew install openimageiolocal Homebrew formula metadata
sudo port install openimageioMacPorts ports tree · graphics/openimageio/Portfile · source: api.github.com
brew
Library for reading, processing and writing images. Version 3.1.15.0 via Homebrew; verified 2026-07-05.
install
brew install openimageiolocal Homebrew formula metadata
sudo port install openimageioMacPorts ports tree · graphics/openimageio/Portfile · source: api.github.com
sudo apk add openimageioAlpine Linux edge package indexes · openimageio · source: dl-cdn.alpinelinux.org
sudo apt install libopenimageio-devDebian stable package indexes · libopenimageio-dev · source: deb.debian.org
sudo dnf install OpenImageIOFedora Rawhide package metadata · OpenImageIO · source: dl.fedoraproject.org
nix profile install nixpkgs#openimageionixpkgs package indexes · pkgs/by-name/op/openimageio/package.nix · source: api.github.com
sudo pacman -S openimageioArch Linux sync databases · openimageio · source: geo.mirror.pkgbuild.com
sudo zypper install OpenImageIOopenSUSE Tumbleweed package metadata · OpenImageIO · source: download.opensuse.org
scoop install main/igrepScoop official bucket manifest trees · bucket/igrep.json · source: api.github.com
overview
Library for reading, processing and writing images
history
OpenImageIO is a C++ and Python image I/O, image processing, image-cache, and texture-system toolkit aimed at visual-effects and animation pipelines. Its package-nerd appeal comes from being both a library and a practical CLI suite: oiiotool, iinfo, iconvert, idiff, igrep, maketx, and related tools expose the same format-agnostic image stack used by renderers, compositors, viewers, and production utilities.
The project was created and open sourced in 2008 by Larry Gritz while he was a software architect at Sony Pictures Imageworks. It grew out of production needs rather than a general desktop-imaging niche: the project mission describes reading, writing, and manipulating image files in formats relevant to VFX and animation, with the scalability and robustness expected in feature-film work.
OpenImageIO became part of the Academy Software Foundation, a Linux Foundation project formed with the Academy of Motion Picture Arts and Sciences. The project also went through a relicensing effort: the repository notes that in 2023 historical contributors were asked to move original code from the original BSD-3-Clause license to Apache-2.0, with nearly all lines relicensed.
OpenImageIO spread because it solves a low-glamour but constant production problem: every tool in a studio needs to read metadata, pixels, deep/float/high-dynamic-range formats, movie-frame sequences, texture maps, and common web and camera formats without every application embedding its own file-format code.
The project is tightly connected to the open-source VFX stack. Its README names OpenEXR, OpenColorIO, Ptex, OpenVDB, many camera RAW formats, and other production formats among supported plugins or dependencies, and its maintainer history overlaps with Open Shading Language and ASWF projects.
Developers link against ImageInput and ImageOutput when they want an application to read and write many image formats through one API. Pipeline tools and build systems use oiiotool, iconvert, iinfo, idiff, and maketx for conversion, inspection, image comparisons, metadata searches, and texture preparation.
Renderer and look-development workflows use the ImageCache and TextureSystem layers when a process must touch many large images or MIP-mapped textures without loading everything into memory. The project documentation explicitly calls out use on many large VFX and animated films.
For packagers, OpenImageIO is a dependency graph in miniature: a C++ core, Python bindings, plugin-style image formats, CLI tools, and heavyweight media dependencies such as OpenEXR, OpenColorIO, libtiff, libraw, JPEG XL, FFmpeg, and WebP. A successful package proves that a system can assemble a real VFX image stack, not just compile a single library.
security posture
broad file, network, media, or database tool signal.
blue risk · medium confidence · tool
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 |
|---|---|---|---|
iconvert | cli | global executable | |
idiff | cli | global executable | |
igrep | cli | global executable | |
iinfo | cli | global executable | |
maketx | cli | global executable | |
oiiotool | cli | global executable | |
testtex | cli | global executable |
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.
https://github.com/AcademySoftwareFoundation/OpenImageIO
install metadata
| Package key | brew:openimageio |
|---|---|
| Version | 3.1.15.0 |
| Package manager | Homebrew |
| Package manager page | https://formulae.brew.sh/formula/openimageio |
| Homepage | https://openimageio.readthedocs.io/en/stable/ |
| Repository | https://github.com/AcademySoftwareFoundation/OpenImageIO |
| Upstream docs | https://github.com/AcademySoftwareFoundation/OpenImageIO#readme |
| License | Apache-2.0 |
| Source archive | https://github.com/AcademySoftwareFoundation/OpenImageIO/archive/refs/tags/v3.1.15.0.tar.gz |
| Last updated | 2026-07-05T23:07:19Z |
| Pulse | updated |
| Dependencies | ffmpeg, fmt, freetype, giflib, imath, jpeg-turbo, jpeg-xl, libheif, libpng, libraw, libtiff, opencolorio, openexr, pugixml, python@3.14, tbb, webp, zlib-ng-compat |
| Build dependencies | cmake, pkgconf, pybind11 |
| Bottle | available (on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | not defined |
| Service | none declared |
registry facts
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | openimageio |
| Version Scheme | 0 |
| Revision | 1 |
| Head Version | HEAD |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
source database matches
Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.
libopenimageio-dev 2.5.18.0+dfsg-1+b1
Library for reading and writing images - development
sudo apt install libopenimageio-devlibopenimageio-doc 2.5.18.0+dfsg-1
Library for reading and writing images - documentation
sudo apt install libopenimageio-doclibopenimageio2.5 2.5.18.0+dfsg-1+b1
Library for reading and writing images - runtime
sudo apt install libopenimageio2.5openimageio-tools 2.5.18.0+dfsg-1+b1
Library for reading and writing images - command line tools
sudo apt install openimageio-toolspython3-openimageio 2.5.18.0+dfsg-1+b1
Library for reading and writing images - Python bindings
sudo apt install python3-openimageioopenimageio
nix profile install nixpkgs#openimageiolibopenimageio-dev 2.4.17.0+dfsg-1.1build4
Library for reading and writing images - development
sudo apt install libopenimageio-devlibopenimageio-doc 2.4.17.0+dfsg-1.1build4
Library for reading and writing images - documentation
sudo apt install libopenimageio-doclibopenimageio2.4t64 2.4.17.0+dfsg-1.1build4
Library for reading and writing images - runtime
sudo apt install libopenimageio2.4t64openimageio-tools 2.4.17.0+dfsg-1.1build4
Library for reading and writing images - command line tools
sudo apt install openimageio-toolspython3-openimageio 2.4.17.0+dfsg-1.1build4
Library for reading and writing images - Python bindings
sudo apt install python3-openimageioopenimageio 3.1.13.1-r0
Image I/O library supporting a multitude of image formats
https://sites.google.com/site/openimageio/
sudo apk add openimageioopenimageio-dev 3.1.13.1-r0
Image I/O library supporting a multitude of image formats (development files)
https://sites.google.com/site/openimageio/
sudo apk add openimageio-devopenimageio-doc 3.1.13.1-r0
Image I/O library supporting a multitude of image formats (documentation)
https://sites.google.com/site/openimageio/
sudo apk add openimageio-docopenimageio-tools 3.1.13.1-r0
Tools for manipulating a multitude of image formats
https://sites.google.com/site/openimageio/
sudo apk add openimageio-toolspy3-openimageio 3.1.13.1-r0
Python bindings for OpenImageIO image I/O library
https://sites.google.com/site/openimageio/
sudo apk add py3-openimageiosource trail
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