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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.

Popular repositories Loading

  1. zfp zfp Public

    Compressed numerical arrays that support high-speed random access

    C++ 844 171

  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 617 159

  3. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 559 110

  4. Caliper Caliper Public

    Caliper is an instrumentation and performance profiling library

    C++ 396 74

  5. Umpire Umpire Public

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

    C++ 390 61

  6. blt blt Public

    A streamlined CMake build system foundation for developing HPC software

    C++ 280 65

Repositories

Showing 10 of 632 repositories
  • smith Public

    Smith is a high order nonlinear thermomechanical simulation code

    llnl/smith’s past year of commit activity
    C++ 218 BSD-3-Clause 34 135 (1 issue needs help) 13 Updated Dec 24, 2025
  • conduit Public

    Simplified Data Exchange for HPC Simulations

    llnl/conduit’s past year of commit activity
    C++ 235 69 191 5 Updated Dec 23, 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 63 Apache-2.0 42 133 31 Updated Dec 24, 2025
  • RAJA Public

    RAJA Performance Portability Layer (C++)

    llnl/RAJA’s past year of commit activity
    C++ 559 BSD-3-Clause 110 207 (7 issues need help) 37 Updated Dec 24, 2025
  • axom Public

    CS infrastructure components for HPC applications

    llnl/axom’s past year of commit activity
    C++ 180 BSD-3-Clause 32 228 (2 issues need help) 18 Updated Dec 23, 2025
  • zero-rk Public

    Zero-order Reaction Kinetics (Zero-RK) is a software package that simulates chemically reacting systems in a computationally efficient manner.

    llnl/zero-rk’s past year of commit activity
    C++ 42 BSD-3-Clause 23 1 0 Updated Dec 24, 2025
  • benchmarks Public

    Related to benchmarking activities for Advanced Simulation & Computing (ASC) Advanced Technology Systems

    llnl/benchmarks’s past year of commit activity
    3 CC-BY-4.0 0 6 2 Updated Dec 23, 2025
  • echemfem Public

    Finite Element Method for Electrochemical Transport (EchemFEM)

    llnl/echemfem’s past year of commit activity
    Python 25 MIT 5 0 0 Updated Dec 23, 2025
  • datacrumbs Public

    A multi-level dataflow profiler for capture I/O calls from worklows.

    llnl/datacrumbs’s past year of commit activity
    Jupyter Notebook 3 MIT 7 7 3 Updated Dec 23, 2025
  • Tribol Public

    Modular interface physics library featuring state-of-the-art contact physics methods.

    llnl/Tribol’s past year of commit activity
    C++ 35 MIT 8 27 5 Updated Dec 23, 2025
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