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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++ 828 169

  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 590 153

  3. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 533 107

  4. Caliper Caliper Public

    Caliper is an instrumentation and performance profiling library

    C++ 387 73

  5. Umpire Umpire Public

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

    C++ 374 55

  6. blt blt Public

    A streamlined CMake build system foundation for developing HPC software

    C++ 274 63

Repositories

Showing 10 of 605 repositories
  • Silo Public

    Mesh and Field I/O Library and Scientific Database

    LLNL/Silo’s past year of commit activity
    C 34 26 129 7 Updated Sep 4, 2025
  • serac Public

    Serac is a high order nonlinear thermomechanical simulation code

    LLNL/serac’s past year of commit activity
    C++ 207 BSD-3-Clause 35 135 (1 issue needs help) 17 Updated Sep 4, 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 590 BSD-3-Clause 153 34 9 Updated Sep 3, 2025
  • axom Public

    CS infrastructure components for HPC applications

    LLNL/axom’s past year of commit activity
    C++ 173 BSD-3-Clause 30 209 (2 issues need help) 19 Updated Sep 4, 2025
  • libROM Public

    Data-driven model reduction library with an emphasis on large scale parallelism and linear subspace methods

    LLNL/libROM’s past year of commit activity
    C++ 222 40 35 (3 issues need help) 9 Updated Sep 4, 2025
  • DeepAL Public

    This project is an implementation of the Deep Active Learning (DeepAL) framework from the paper Deep Active Learning based Experimental Design to Uncover Synergistic Genetic Interactions for Host Targeted Therapeutics.

    LLNL/DeepAL’s past year of commit activity
    Python 0 0 0 0 Updated Sep 4, 2025
  • repligit Public

    A Git client for mirroring multiple remotes without storing state

    LLNL/repligit’s past year of commit activity
    Python 3 Apache-2.0 2 1 0 Updated Sep 4, 2025
  • hiop Public

    HPC solver for nonlinear optimization problems

    LLNL/hiop’s past year of commit activity
    C++ 219 45 36 8 Updated Sep 4, 2025
  • RAJAPerf Public

    RAJA Performance Suite

    LLNL/RAJAPerf’s past year of commit activity
    Jupyter Notebook 121 BSD-3-Clause 47 51 19 Updated Sep 3, 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 57 Apache-2.0 38 104 29 Updated Sep 4, 2025
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