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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++ 853 178

  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 643 165

  3. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 571 112

  4. Caliper Caliper Public

    Caliper is an instrumentation and performance profiling library

    C++ 403 78

  5. Umpire Umpire Public

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

    C++ 400 63

  6. blt blt Public

    A streamlined CMake build system foundation for developing HPC software

    C++ 285 65

Repositories

Showing 10 of 656 repositories
  • 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 9 28 11 Updated Apr 3, 2026
  • 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 643 BSD-3-Clause 165 29 14 Updated Apr 3, 2026
  • 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 132 17 3 0 Updated Apr 3, 2026
  • ERF Public Forked from erf-model/ERF

    Energy Research and Forecasting Model

    llnl/ERF’s past year of commit activity
    C++ 1 67 0 0 Updated Apr 3, 2026
  • 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++ 45 BSD-3-Clause 25 1 0 Updated Apr 3, 2026
  • 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 71 Apache-2.0 45 121 23 Updated Apr 3, 2026
  • RAJA Public

    RAJA Performance Portability Layer (C++)

    llnl/RAJA’s past year of commit activity
    C++ 571 BSD-3-Clause 112 208 (7 issues need help) 38 Updated Apr 3, 2026
  • smith Public

    Smith is a high order nonlinear thermomechanical simulation code

    llnl/smith’s past year of commit activity
    C++ 226 BSD-3-Clause 35 139 (1 issue needs help) 17 Updated Apr 3, 2026
  • ContinuationSolvers Public
    llnl/ContinuationSolvers’s past year of commit activity
    C++ 0 BSD-3-Clause 1 0 0 Updated Apr 3, 2026
  • axom Public

    CS infrastructure components for HPC applications

    llnl/axom’s past year of commit activity
    C++ 184 BSD-3-Clause 33 227 (2 issues need help) 17 Updated Apr 2, 2026
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