# Install ispc with Homebrew, apk, apt, dnf, MacPorts, Nix, pacman, scoop, zypper Compiler for SIMD programming on the CPU. Version 1.31.0 via Homebrew; verified 2026-06-25. ## Install ```sh sudo av install brew:ispc ``` Additional install commands: ### macOS - Homebrew (100%): ```sh brew install ispc ``` Evidence: local Homebrew formula metadata - MacPorts (94%): ```sh sudo port install ispc ``` Evidence: MacPorts ports tree: lang/ispc/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1 ### Linux - apk (92%): ```sh sudo apk add ispc ``` Evidence: Alpine Linux edge package indexes: ispc from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz - Debian apt (92%): ```sh sudo apt install ispc ``` Evidence: Debian stable package indexes: ispc from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz - dnf (92%): ```sh sudo dnf install ispc ``` Evidence: Fedora Rawhide package metadata: ispc 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#ispc ``` Evidence: nixpkgs package indexes: pkgs/by-name/is/ispc/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1 - pacman (92%): ```sh sudo pacman -S ispc ``` Evidence: Arch Linux sync databases: ispc from https://geo.mirror.pkgbuild.com/extra/os/x86_64/extra.db.tar.gz - zypper (92%): ```sh sudo zypper install ispc ``` Evidence: openSUSE Tumbleweed package metadata: ispc from https://download.opensuse.org/tumbleweed/repo/oss/repodata/be8d3611d25469107f32075a1697e69ec57a2b850b42348a658cc671ad5ec2b50760d02c3e59524d50da9a11d5be799bdaffba2e166e8ca8858512e3c0bd665d-primary.xml.zst ### Windows - Scoop (92%): ```sh scoop install main/ispc ``` Evidence: Scoop official bucket manifest trees: bucket/ispc.json from https://api.github.com/repos/ScoopInstaller/Main/git/trees/master?recursive=1 ## Package facts - **Package key:** brew:ispc - **Package manager:** Homebrew - **Package manager page:** - **Version:** 1.31.0 - **Source summary:** Compiler for SIMD programming on the CPU - **Homepage:** - **Repository:** - **Upstream docs:** - **License:** BSD-3-Clause - **Source archive:** - **Last updated:** 2026-06-25T23:35:22Z - **Generated:** 2026-07-09T07:20:21+00:00 ## Executables - ispc (cli) - ispc (alias) ## Dependencies - llvm ## Build dependencies - bison - cmake - flex ## 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: 2026-07-09 - Package-manager version: 1.31.0 - Package-manager updated: 2026-06-25 - Local data: ok - Upstream repository: https://github.com/ispc/ispc - Upstream latest detected: v1.31.0 (current) ## Project history and usage Intel ISPC, the Implicit SPMD Program Compiler, is a compiler for a C-derived SPMD language that maps program instances onto SIMD lanes and can also scale work across CPU cores. The project exists to let programmers write shader-like data-parallel code for CPUs without hand-writing SIMD intrinsics. ### Project history Matt Pharr's project history says he began experimenting with LLVM around 2010 while at Intel and released the code publicly on GitHub on 2011-06-21. The GitHub repository metadata matches that date, and the project site explains the core model: write code that looks mostly serial while multiple program instances execute in parallel on SIMD hardware. ISPC quickly became both a compiler project and a research artifact. The official documentation points to the InPar 2012 paper by Matt Pharr and William R. Mark, which presents ISPC as a compiler for high-performance CPU programming using SPMD ideas familiar from GPU shaders, CUDA, and OpenCL. The release notes show continuing evolution with LLVM baselines, new CPU and GPU targets, standard-library work, JIT/library embedding, Python integration experiments, AVX10 and AMX support, and fixes for architecture-specific behavior. ### Adoption history ISPC found adoption among graphics, rendering, simulation, and performance-oriented developers who needed explicit SIMD performance without maintaining separate intrinsics code for every vector width. The project site advertises common speedups on SSE and AVX-width architectures, and official downloads provide binaries for Linux, macOS, and Windows. Package-manager adoption broadened access beyond Intel-hosted binaries. The input metadata shows ISPC packaged by Homebrew, Debian, Ubuntu, Fedora, MacPorts, Nix, Arch, Scoop, Alpine, and openSUSE. ### How it is used Users write `.ispc` source files, compile them with the `ispc` command, and link the generated objects and headers into C or C++ programs. The documentation emphasizes SPMD concepts, exported functions, task parallelism, vector targets, and examples for integrating generated code with host applications. In package-manager contexts, ISPC is often installed as a build-time compiler dependency for projects that ship vectorized kernels but want ordinary source builds on developer machines and CI. ### Why package nerds care ISPC is significant because it packages a compiler whose behavior depends on LLVM versions, CPU targets, runtime libraries, and platform-specific binary distribution. That makes it more like a language toolchain than a single-purpose CLI. It is also a useful case study in how a research-flavored Intel project became a practical dependency for open-source rendering and compute software: source packages must balance reproducible compiler builds, prebuilt binaries, target support, and fast-moving LLVM internals. ### Timeline - 2010: Matt Pharr begins LLVM-based experiments that lead to ISPC. - 2011: ISPC code goes public on GitHub. - 2012: Pharr and William R. Mark publish the InPar paper on ISPC. - 2013: NEON support lands after Pharr's ARM backend experiment and discussion around Intel-maintained support. - 2025: v1.28.0 adds library/JIT and Python integration work. - 2026: v1.30.0 and v1.31.0 add AMX, AVX10.2nvl, LLVM baseline, and standard-library work. ### Related projects - ISPC is related to LLVM, C and C++ build systems, SIMD intrinsics, GPU shader languages, CUDA, OpenCL, Intel oneAPI components, rendering engines, and high-performance CPU kernels. ### Sources - GitHub releases and release notes document later target, LLVM, JIT, Python, AVX10, and AMX evolution. - Matt Pharr's primary-source history posts document the origin and 2011 public release. - The official site and user guide describe the SPMD language model, CPU/GPU targets, documentation, downloads, and package-manager installation paths. ## Security Notes narrow executable package without higher-risk signals. - **Geiger risk:** green / low - narrow executable package without higher-risk signals ## Source Database Details - **Source Database:** Homebrew formula API - **Tap:** homebrew/core - **Full Name:** ispc - **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 - ispc - 1.26.0-1: normalized package name match | Debian stable package indexes: ispc from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Intel Implicit SPMD Program Compiler | https://ispc.github.io/ - Debian apt - libispcrt-dev - 1.26.0-1: normalized package name match | Debian stable package indexes: libispcrt-dev from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Intel Implicit SPMD Program Compiler runtime library development files | https://ispc.github.io/ - Debian apt - libispcrt1 - 1.26.0-1: normalized package name match | Debian stable package indexes: libispcrt1 from https://deb.debian.org/debian/dists/stable/main/binary-amd64/Packages.xz | Intel Implicit SPMD Program Compiler runtime library | https://ispc.github.io/ - Nix - ispc: normalized package name match | nixpkgs package indexes: pkgs/by-name/is/ispc/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1 - Ubuntu apt - ispc - 1.22.0-4: normalized package name match | Ubuntu 24.04 LTS package indexes: ispc from https://archive.ubuntu.com/ubuntu/dists/noble/universe/binary-amd64/Packages.gz | Intel Implicit SPMD Program Compiler | https://ispc.github.io/ - apk - ispc - 1.30.0-r0: normalized package name match | Alpine Linux edge package indexes: ispc from https://dl-cdn.alpinelinux.org/alpine/edge/community/x86_64/APKINDEX.tar.gz | Intel SPMD Program Compiler | https://ispc.github.io/ - dnf - ispc - 1.30.0-1.fc45: normalized package name match | Fedora Rawhide package metadata: ispc from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst | C-based SPMD programming language compiler | https://ispc.github.io/ - dnf - ispc-devel - 1.30.0-1.fc45: normalized package name match | Fedora Rawhide package metadata: ispc-devel from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst | Development files for ispc | https://ispc.github.io/ - dnf - ispc-gpu - 1.30.0-1.fc45: normalized package name match | Fedora Rawhide package metadata: ispc-gpu from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst | GPU runtime for ispc | https://ispc.github.io/ - dnf - ispc-static - 1.30.0-1.fc45: normalized package name match | Fedora Rawhide package metadata: ispc-static from https://dl.fedoraproject.org/pub/fedora/linux/development/rawhide/Everything/x86_64/os/repodata/e5ca8ce900cd68f5419e1c39ae517343100b306336cbaeb70a3c153121d95094-primary.xml.zst | Static libraries for ispc | https://ispc.github.io/ - pacman - ispc - 1.30.0-2: normalized package name match | Arch Linux sync databases: ispc from https://geo.mirror.pkgbuild.com/extra/os/x86_64/extra.db.tar.gz | Compiler for high-performance SIMD programming on the CPU | https://ispc.github.io/ - zypper - ispc - 1.30.0-1.1: normalized package name match | openSUSE Tumbleweed package metadata: ispc from https://download.opensuse.org/tumbleweed/repo/oss/repodata/be8d3611d25469107f32075a1697e69ec57a2b850b42348a658cc671ad5ec2b50760d02c3e59524d50da9a11d5be799bdaffba2e166e8ca8858512e3c0bd665d-primary.xml.zst | C-based SPMD programming language compiler | https://ispc.github.io/ - zypper - ispc-devel - 1.30.0-1.1: normalized package name match | openSUSE Tumbleweed package metadata: ispc-devel from https://download.opensuse.org/tumbleweed/repo/oss/repodata/be8d3611d25469107f32075a1697e69ec57a2b850b42348a658cc671ad5ec2b50760d02c3e59524d50da9a11d5be799bdaffba2e166e8ca8858512e3c0bd665d-primary.xml.zst | Development files for ispc | https://ispc.github.io/ - zypper - libispcrt1 - 1.30.0-1.1: normalized package name match | openSUSE Tumbleweed package metadata: libispcrt1 from https://download.opensuse.org/tumbleweed/repo/oss/repodata/be8d3611d25469107f32075a1697e69ec57a2b850b42348a658cc671ad5ec2b50760d02c3e59524d50da9a11d5be799bdaffba2e166e8ca8858512e3c0bd665d-primary.xml.zst | C-based SPMD programming language compiler library | https://ispc.github.io/ - MacPorts - ispc: normalized package name match | MacPorts ports tree: lang/ispc/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1 - Scoop - main/ispc: normalized package name match | Scoop official bucket manifest trees: bucket/ispc.json from https://api.github.com/repos/ScoopInstaller/Main/git/trees/master?recursive=1 ## Related links - [Source-control packages](https://www.automicvault.com/pkg/source-control-tools/) - Belongs to a source-control command family. - [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. - [llvm](https://www.automicvault.com/pkg/brew/llvm/) - Runtime dependency declared by Homebrew. - [bison](https://www.automicvault.com/pkg/brew/bison/) - Build dependency declared by Homebrew. - [cmake](https://www.automicvault.com/pkg/brew/cmake/) - Build dependency declared by Homebrew. - [flex](https://www.automicvault.com/pkg/brew/flex/) - Build dependency declared by Homebrew. - [fpc](https://www.automicvault.com/pkg/brew/fpc/) - Shares av.db curated category or tags: cli, compiler, compilers, language-runtime. - [futhark](https://www.automicvault.com/pkg/brew/futhark/) - Shares av.db curated category or tags: cli, compiler, compilers, language-runtime. - [gcc](https://www.automicvault.com/pkg/brew/gcc/) - Shares av.db curated category or tags: cli, compiler, compilers, language-runtime. - [gnucobol](https://www.automicvault.com/pkg/brew/gnucobol/) - Shares av.db curated category or tags: cli, compiler, compilers, language-runtime. - [mlkit](https://www.automicvault.com/pkg/brew/mlkit/) - Shares av.db curated category or tags: cli, compiler, compilers, language-runtime. - [cython](https://www.automicvault.com/pkg/brew/cython/) - Shares av.db curated category or tags: cli, compiler, language-runtime, performance. - [flang](https://www.automicvault.com/pkg/brew/flang/) - Shares av.db curated category or tags: cli, compiler, language-runtime, llvm. - [halide](https://www.automicvault.com/pkg/brew/halide/) - Shares av.db curated category or tags: cli, compiler, language-runtime, performance. - [odin](https://www.automicvault.com/pkg/brew/odin/) - Local package facts share a topical domain. Shared terms: cli, compiler, language, language-runtime, llvm. ## Combined YAML source View the package source record on GitHub. [combined/ispc.yml](https://github.com/automic-vault/db/blob/main/combined/ispc.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