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Lawrence Livermore National Laboratory

For over 70 years, the Lawrence Livermore National Laboratory has applied science and technology to make the world a safer place.

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  1. zfp zfp Public

    Compressed numerical arrays that support high-speed random access

    C++ 841 170

  2. sundials sundials Public

    Official development repository for SUNDIALS - a SUite of Nonlinear and DIfferential/ALgebraic equation Solvers. Pull requests are welcome for bug fixes and minor changes.

    C 613 159

  3. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 555 110

  4. Caliper Caliper Public

    Caliper is an instrumentation and performance profiling library

    C++ 394 74

  5. Umpire Umpire Public

    An application-focused API for memory management on NUMA & GPU architectures

    C++ 388 60

  6. blt blt Public

    A streamlined CMake build system foundation for developing HPC software

    C++ 279 65

Repositories

Showing 10 of 629 repositories
  • CARE Public

    CHAI and RAJA provide an excellent base on which to build portable codes. CARE expands that functionality, adding new features such as loop fusion capability and a portable interface for many numerical algorithms. It provides all the basics for anyone wanting to write portable code.

    LLNL/CARE’s past year of commit activity
    C++ 31 BSD-3-Clause 5 31 7 Updated Dec 9, 2025
  • CHAI Public

    Copy-hiding array abstraction to automatically migrate data between memory spaces

    LLNL/CHAI’s past year of commit activity
    C++ 109 BSD-3-Clause 23 23 16 Updated Dec 9, 2025
  • RAJAPerf Public

    RAJA Performance Suite

    LLNL/RAJAPerf’s past year of commit activity
    Jupyter Notebook 125 BSD-3-Clause 50 60 24 Updated Dec 9, 2025
  • RAJA Public

    RAJA Performance Portability Layer (C++)

    LLNL/RAJA’s past year of commit activity
    C++ 555 BSD-3-Clause 110 206 (8 issues need help) 34 Updated Dec 9, 2025
  • Umpire Public

    An application-focused API for memory management on NUMA & GPU architectures

    LLNL/Umpire’s past year of commit activity
    C++ 388 MIT 60 21 7 Updated Dec 9, 2025
  • radiuss-spack-configs Public

    Shared spack configurations for RADIUSS projects

    LLNL/radiuss-spack-configs’s past year of commit activity
    Python 2 MIT 10 0 1 Updated Dec 9, 2025
  • OGhidra Public

    OGhidra bridges Large Language Models (LLMs) via Ollama with the Ghidra reverse engineering platform, enabling AI-driven binary analysis through natural language. Interact with Ghidra using conversational queries and automate complex reverse engineering workflows.

    LLNL/OGhidra’s past year of commit activity
    Python 5 0 0 0 Updated Dec 9, 2025
  • smith Public

    Smith is a high order nonlinear thermomechanical simulation code

    LLNL/smith’s past year of commit activity
    C++ 218 BSD-3-Clause 35 137 (1 issue needs help) 18 Updated Dec 9, 2025
  • axom Public

    CS infrastructure components for HPC applications

    LLNL/axom’s past year of commit activity
    C++ 179 BSD-3-Clause 31 225 (2 issues need help) 18 Updated Dec 9, 2025
  • benchpark Public

    An open collaborative repository for reproducible specifications of HPC benchmarks and cross site benchmarking environments

    LLNL/benchpark’s past year of commit activity
    Python 62 Apache-2.0 40 130 33 Updated Dec 9, 2025
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