# Install orc with Homebrew, apk, apt, dnf, MacPorts, Nix, pacman, zypper Oil Runtime Compiler (ORC). Version 0.4.42 via Homebrew; verified from local package data. ## Install ```sh sudo av install brew:orc ``` Additional install commands: ### macOS - Homebrew (100%): ```sh brew install orc ``` Evidence: local Homebrew formula metadata - MacPorts (94%): ```sh sudo port install orc ``` Evidence: MacPorts ports tree: devel/orc/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1 ### Linux - apk (92%): ```sh sudo apk add orc ``` Evidence: Alpine Linux edge package indexes: orc from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz - Debian apt (92%): ```sh sudo apt install liborc-0.4-0t64 ``` Evidence: Debian stable package indexes: liborc-0.4-0t64 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz - dnf (92%): ```sh sudo dnf install orc ``` Evidence: Fedora Rawhide package metadata: orc from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst - Nix (92%): ```sh nix profile install nixpkgs#orc ``` Evidence: nixpkgs package indexes: pkgs/by-name/or/orc/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1 - pacman (92%): ```sh sudo pacman -S orc ``` Evidence: Arch Linux sync databases: orc from https://geo.mirror.pkgbuild.com/extra/os/x86_64/extra.db.tar.gz - zypper (92%): ```sh sudo zypper install liborc-0_4-0 ``` Evidence: openSUSE Tumbleweed package metadata: liborc-0_4-0 from https://download.opensuse.org/tumbleweed/repo/oss/repodata/be8d3611d25469107f32075a1697e69ec57a2b850b42348a658cc671ad5ec2b50760d02c3e59524d50da9a11d5be799bdaffba2e166e8ca8858512e3c0bd665d-primary.xml.zst ## Package facts - **Package key:** brew:orc - **Package manager:** Homebrew - **Package manager page:** - **Version:** 0.4.42 - **Source summary:** Oil Runtime Compiler (ORC) - **Homepage:** - **Repository:** - **Upstream docs:** - **License:** BSD-2-Clause AND BSD-3-Clause - **Source archive:** - **Generated:** 2026-07-08T07:18:31+00:00 ## Executables - orc-bugreport (cli) - orcc (cli) - orc-bugreport (alias) - orcc (alias) ## Build dependencies - meson - ninja ## Install behavior - Post-install hook: not defined - Bottle: available on arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux ## Freshness - Page generated: 2026-07-08 - Package-manager version: 0.4.42 - Local data: ok - Upstream repository: https://gstreamer.freedesktop.org/modules/orc.html - info: No package-manager update timestamp was available. - info: Release/tag comparison is only available for GitHub repositories. ## Project history and usage ORC, the Oil Runtime Compiler and later described by GStreamer as the Optimized Inner Loop Runtime Compiler, is a C library and toolset for compiling and executing small array-processing programs that map well to SIMD instructions. Its Homebrew package installs tools such as `orcc` and `orc-bugreport` alongside the runtime library. ### Project history The ORC README calls ORC the successor to Liboil, the Library of Optimized Inner Loops. Liboil provided hand-optimized inner loops; ORC moved that idea toward a restricted assembly-like language that can be compiled at runtime, emitted as assembly source, extended with new opcodes, or emulated for testing. ORC's design addressed a common multimedia problem: high-throughput audio and video filters need CPU-vectorized loops across several architectures, but handwritten intrinsics multiply code paths and runtime combinations. The README says ORC targets SIMD-style operations such as saturated addition and subtraction, with backends including SSE, MMX, MIPS, Altivec, NEON, and TI C64x+. ### Adoption history GStreamer adopted ORC as part of its multimedia stack and hosts the project page under the GStreamer site. GStreamer describes it as a library and tools for compiling SIMD assembly-language-like programs over arrays of data, maintained by the GStreamer Team. A GStreamer 0.4.42 release announcement says liborc is used for SIMD acceleration in plugins including `audioconvert`, `audiomixer`, `compositor`, `videoscale`, and `videoconvert`. That places ORC under everyday desktop and media-pipeline workloads even when end users never call `orcc` directly. ### How it is used Library users describe kernels in ORC's small language, then let ORC generate target-specific code or run an emulated fallback. The README frames this as useful when a program needs vector extensions directly from an application, wants assembly output without linking the ORC runtime, or needs runtime-defined functions that ordinary compiler intrinsics cannot produce. `orcc` is the developer-facing compiler tool. Downstream packages mostly care about the shared library because GStreamer plugins and similar media code depend on it for fast pixel, sample, and buffer transformations. ### Why package nerds care For package nerds, ORC is a quiet dependency with a clear reason to exist: it lets multimedia packages ship portable SIMD acceleration without carrying a bespoke assembly implementation for every CPU family. It also explains why a tiny compiler package appears as a dependency of much larger audio and video stacks. ### Timeline - Liboil era: ORC's README identifies ORC as the successor to the Library of Optimized Inner Loops. - 0.4 series: The README states that ORC 0.4 releases maintain API and ABI compatibility inside the series. - 2026-01-08: GStreamer announced ORC 0.4.42 and named several GStreamer plugins that use liborc for SIMD acceleration. ### Related projects - ORC is historically related to Liboil and operationally related to GStreamer. Its problem space overlaps compiler auto-vectorization, handwritten SIMD intrinsics, and architecture-specific assembly, but it takes a small domain-specific runtime compiler approach. ### Sources - - - - - ## Security Notes generalized runtime or code generation signal. - **Geiger risk:** yellow / medium - generalized runtime or code generation signal ## Source Database Details - **Source Database:** Homebrew formula API - **Tap:** homebrew/core - **Full Name:** orc - **Version Scheme:** 0 - **Revision:** 0 - **Bottle Stable Root URL:** - **Deprecated:** no - **Disabled:** no - **Keg Only:** no - **URL Keys:** stable ## Other Package-Manager Records - Debian apt - liborc-0.4-0t64 - 1:0.4.41-1: normalized package name match | Debian stable package indexes: liborc-0.4-0t64 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Library of Optimized Inner Loops Runtime Compiler | https://cgit.freedesktop.org/gstreamer/orc - Debian apt - liborc-0.4-dev - 1:0.4.41-1: normalized package name match | Debian stable package indexes: liborc-0.4-dev from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Library of Optimized Inner Loops Runtime Compiler (development headers) | https://cgit.freedesktop.org/gstreamer/orc - Debian apt - liborc-0.4-dev-bin - 1:0.4.41-1: normalized package name match | Debian stable package indexes: liborc-0.4-dev-bin from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Library of Optimized Inner Loops Runtime Compiler (development tools) | https://cgit.freedesktop.org/gstreamer/orc - Debian apt - liborc-0.4-doc - 1:0.4.41-1: normalized package name match | Debian stable package indexes: liborc-0.4-doc from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Library of Optimized Inner Loops Runtime Compiler (documentation) | https://cgit.freedesktop.org/gstreamer/orc - Nix - orc: normalized package name match | nixpkgs package indexes: pkgs/by-name/or/orc/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1 - Ubuntu apt - liborc-0.4-0t64 - 1:0.4.38-1build1: normalized package name match | Ubuntu 24.04 LTS package indexes: liborc-0.4-0t64 from https://archive.ubuntu.com/ubuntu/dists/noble/main/binary-amd64/Packages.gz | Library of Optimized Inner Loops Runtime Compiler | https://cgit.freedesktop.org/gstreamer/orc - Ubuntu apt - liborc-0.4-dev - 1:0.4.38-1build1: normalized package name match | Ubuntu 24.04 LTS package indexes: liborc-0.4-dev from https://archive.ubuntu.com/ubuntu/dists/noble/main/binary-amd64/Packages.gz | Library of Optimized Inner Loops Runtime Compiler (development headers) | https://cgit.freedesktop.org/gstreamer/orc - Ubuntu apt - liborc-0.4-dev-bin - 1:0.4.38-1build1: normalized package name match | Ubuntu 24.04 LTS package indexes: liborc-0.4-dev-bin from https://archive.ubuntu.com/ubuntu/dists/noble/main/binary-amd64/Packages.gz | Library of Optimized Inner Loops Runtime Compiler (development tools) | https://cgit.freedesktop.org/gstreamer/orc - Ubuntu apt - liborc-0.4-doc - 1:0.4.38-1build1: normalized package name match | Ubuntu 24.04 LTS package indexes: liborc-0.4-doc from https://archive.ubuntu.com/ubuntu/dists/noble/main/binary-amd64/Packages.gz | Library of Optimized Inner Loops Runtime Compiler (documentation) | https://cgit.freedesktop.org/gstreamer/orc - apk - orc - 0.4.41-r0: normalized package name match | Alpine Linux edge package indexes: orc from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz | Oil Run-time Compiler | https://gstreamer.freedesktop.org/modules/orc.html - apk - orc-compiler - 0.4.41-r0: normalized package name match | Alpine Linux edge package indexes: orc-compiler from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz | Orc compiler | https://gstreamer.freedesktop.org/modules/orc.html - apk - orc-dev - 0.4.41-r0: normalized package name match | Alpine Linux edge package indexes: orc-dev from https://dl-cdn.alpinelinux.org/alpine/edge/main/x86_64/APKINDEX.tar.gz | Oil Run-time Compiler (development files) | https://gstreamer.freedesktop.org/modules/orc.html - dnf - orc - 0.4.41-3.fc44: normalized package name match | Fedora Rawhide package metadata: orc from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst | The Oil Run-time Compiler | http://cgit.freedesktop.org/gstreamer/orc/ - dnf - orc-compiler - 0.4.41-3.fc44: normalized package name match | Fedora Rawhide package metadata: orc-compiler from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst | Orc compiler | http://cgit.freedesktop.org/gstreamer/orc/ - dnf - orc-devel - 0.4.41-3.fc44: normalized package name match | Fedora Rawhide package metadata: orc-devel from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst | Development files and libraries for Orc | http://cgit.freedesktop.org/gstreamer/orc/ - dnf - orc-doc - 0.4.41-3.fc44: normalized package name match | Fedora Rawhide package metadata: orc-doc from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst | Documentation for Orc | http://cgit.freedesktop.org/gstreamer/orc/ ## Related links - [Secret-risk packages](https://www.automicvault.com/pkg/secret-risk-packages/) - Has protected-tool coverage, approval-gate, or non-low Geiger security signals. - [Terminal utility packages](https://www.automicvault.com/pkg/terminal-utilities/) - Matched terminal and command-line workflow metadata. - [Developer build packages](https://www.automicvault.com/pkg/developer-build-tools/) - Matched build, compiler, generator, or developer workflow metadata. - [Language runtime packages](https://www.automicvault.com/pkg/language-runtime-packages/) - Matched language runtime, compiler, or interpreter metadata. - [meson](https://www.automicvault.com/pkg/brew/meson/) - Build dependency declared by Homebrew. - [ninja](https://www.automicvault.com/pkg/brew/ninja/) - Build dependency declared by Homebrew. - [gstreamer](https://www.automicvault.com/pkg/brew/gstreamer/) - Popular package that depends on this formula. - [pulseaudio](https://www.automicvault.com/pkg/brew/pulseaudio/) - Popular package that depends on this formula. - [volk](https://www.automicvault.com/pkg/brew/volk/) - Popular package that depends on this formula. - [orc-tools](https://www.automicvault.com/pkg/brew/orc-tools/) - Package name indicates the same formula family. - [smlnj](https://www.automicvault.com/pkg/brew/smlnj/) - Shares av.db curated category or tags: cli, compiler, language-runtime, runtime. - [c3c](https://www.automicvault.com/pkg/brew/c3c/) - Shares av.db curated category or tags: cli, compiler, language-runtime. - [cython](https://www.automicvault.com/pkg/brew/cython/) - Shares av.db curated category or tags: cli, compiler, language-runtime. - [dmd](https://www.automicvault.com/pkg/brew/dmd/) - Shares av.db curated category or tags: cli, compiler, language-runtime. - [flang](https://www.automicvault.com/pkg/brew/flang/) - Shares av.db curated category or tags: cli, compiler, language-runtime. - [ghc](https://www.automicvault.com/pkg/brew/ghc/) - Shares av.db curated category or tags: cli, compiler, language-runtime. - [halide](https://www.automicvault.com/pkg/brew/halide/) - Shares av.db curated category or tags: cli, compiler, language-runtime. - [idris2](https://www.automicvault.com/pkg/brew/idris2/) - Shares av.db curated category or tags: cli, compiler, language-runtime. ## Combined YAML source View the package source record on GitHub. [combined/orc.yml](https://github.com/automic-vault/db/blob/main/combined/orc.yml) ## Sources - Nucleus package database - Geiger risk classifier - package-page enrichment - curated package history - package version freshness - av.db category and tag curation - package relationship graph - external package-manager database matches - cross-ecosystem install command graph