Description:
LLVM's OpenMP runtime library
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Type: Formula
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Tracked Since: Dec 16, 2025
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Links:
Homepage |
formulae.brew.sh
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Category: Developer tools
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Tags:
openmp
parallel-computing
llvm
multithreading
hpc
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Install:
brew install libomp
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About:
libomp is the official runtime library implementation from the LLVM project for the OpenMP API. It enables the development of multi-platform, high-performance parallel applications in C, C++, and Fortran. This library provides the necessary threading support to execute parallel regions, manage threads, and handle synchronization efficiently.
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Key Features:
- Full support for the OpenMP 5.1 specification
- Compatible with Clang, GCC, and MSVC compilers
- Efficient thread management and tasking model
- Supports heterogeneous offloading (e.g., to GPUs)
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Use Cases:
- Compiling scientific and engineering applications with parallel processing
- Accelerating data-intensive computations on multi-core processors
- Enabling offload capabilities for heterogeneous computing systems
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Alternatives:
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GOMP
– The GNU OpenMP runtime, which is part of GCC and used when compiling with gcc/clang using the GNU toolchain.
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Intel OpenMP Runtime (iomp5)
– Intel's implementation, often used with Intel compilers (ICC/ICX) and optimized for Intel processors.
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