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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++ 794 163

  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 565 145

  3. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 513 105

  4. Caliper Caliper Public

    Caliper is an instrumentation and performance profiling library

    C++ 371 69

  5. Umpire Umpire Public

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

    C++ 351 53

  6. blt blt Public

    A streamlined CMake build system foundation for developing HPC software

    C++ 269 62

Repositories

Showing 10 of 572 repositories
  • quandary Public

    Optimal control for open quantum systems

    LLNL/quandary’s past year of commit activity
    C++ 52 MIT 10 6 1 Updated Apr 22, 2025
  • Caliper Public

    Caliper is an instrumentation and performance profiling library

    LLNL/Caliper’s past year of commit activity
    C++ 371 BSD-3-Clause 69 27 10 Updated Apr 22, 2025
  • spheral Public
    LLNL/spheral’s past year of commit activity
    C++ 64 BSD-3-Clause 18 17 9 Updated Apr 22, 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 38 Apache-2.0 29 72 43 Updated Apr 22, 2025
  • maestrowf Public

    A tool to easily orchestrate general computational workflows both locally and on supercomputers

    LLNL/maestrowf’s past year of commit activity
    Python 143 MIT 43 64 (9 issues need help) 13 Updated Apr 22, 2025
  • Umpire Public

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

    LLNL/Umpire’s past year of commit activity
    C++ 351 MIT 53 16 7 Updated Apr 22, 2025
  • axom Public

    CS infrastructure components for HPC applications

    LLNL/axom’s past year of commit activity
    C++ 170 BSD-3-Clause 28 231 (2 issues need help) 15 Updated Apr 22, 2025
  • merlin Public

    Machine Learning for HPC Workflows

    LLNL/merlin’s past year of commit activity
    Python 131 MIT 26 6 7 Updated Apr 22, 2025
  • serac Public

    Serac is a high order nonlinear thermomechanical simulation code

    LLNL/serac’s past year of commit activity
    C++ 201 BSD-3-Clause 34 129 (1 issue needs help) 8 Updated Apr 22, 2025
  • Lintap Public

    Proof of concept host-based event sensor for Linux. An attempt to implement Wintap for Linux.

    LLNL/Lintap’s past year of commit activity
    0 MIT 0 0 0 Updated Apr 22, 2025
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