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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++ 801 165

  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 576 150

  3. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 520 104

  4. Caliper Caliper Public

    Caliper is an instrumentation and performance profiling library

    C++ 375 71

  5. Umpire Umpire Public

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

    C++ 362 53

  6. blt blt Public

    A streamlined CMake build system foundation for developing HPC software

    C++ 268 62

Repositories

Showing 10 of 578 repositories
  • serac Public

    Serac is a high order nonlinear thermomechanical simulation code

    LLNL/serac’s past year of commit activity
    C++ 201 BSD-3-Clause 35 127 (1 issue needs help) 9 Updated Jun 8, 2025
  • llnl.github.io Public

    Public home for LLNL software catalog

    LLNL/llnl.github.io’s past year of commit activity
    JavaScript 60 MIT 57 12 0 Updated Jun 8, 2025
  • units Public

    A run-time C++ library for working with units of measurement and conversions between them and with string representations of units and measurements

    LLNL/units’s past year of commit activity
    C++ 157 BSD-3-Clause 31 5 (1 issue needs help) 0 Updated Jun 8, 2025
  • 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.

    LLNL/sundials’s past year of commit activity
    C 576 BSD-3-Clause 150 32 8 Updated Jun 8, 2025
  • radiuss Public
    LLNL/radiuss’s past year of commit activity
    CSS 3 MIT 1 29 1 Updated Jun 8, 2025
  • saltatlas Public
    LLNL/saltatlas’s past year of commit activity
    C++ 5 MIT 7 6 1 Updated Jun 8, 2025
  • SSAPy Public

    A Python package allowing for fast and precise orbital modeling.

    LLNL/SSAPy’s past year of commit activity
    Python 50 MIT 10 18 2 Updated Jun 8, 2025
  • ygm Public
    LLNL/ygm’s past year of commit activity
    C++ 36 24 10 4 Updated Jun 7, 2025
  • spheral Public
    LLNL/spheral’s past year of commit activity
    C++ 66 BSD-3-Clause 19 17 5 Updated Jun 7, 2025
  • scaleupROM Public

    Scalable Reduced Order Model with Discontinuous Galerkin Domain Decomposition

    LLNL/scaleupROM’s past year of commit activity
    C++ 11 MIT 5 2 5 Updated Jun 7, 2025
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