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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++ 892 184

  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 707 179

  3. rose rose Public

    ROSE is an open-source compiler framework engineered by LLNL supporting program analysis and transformation at both the source and binary levels. ROSE can act as a compiler frontend for C, C++ (inc…

    C 696 144

  4. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 606 119

  5. OGhidra 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 convers…

    Python 468 50

  6. Umpire Umpire Public

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

    C++ 427 68

Repositories

Showing 10 of 681 repositories
  • 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 707 BSD-3-Clause 179 45 33 Updated Nov 14, 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++ 48 BSD-3-Clause 27 1 0 Updated Nov 14, 2026
  • GridDyn Public

    GridDyn is an open-source power transmission simulation software package

    llnl/GridDyn's past year of commit activity
    C++ 63 BSD-3-Clause 27 3 1 Updated Nov 14, 2026
  • ClaMS Public

    HPC Hierarchical Clustering

    llnl/ClaMS's past year of commit activity
    C++ 0 4 0 1 Updated Nov 14, 2026
  • Wintap-Analytics Public

    A collection of various tooling for analyzing and inspecting Wintap data.

    llnl/Wintap-Analytics's past year of commit activity
    Jupyter Notebook 6 MIT 4 0 0 Updated Nov 14, 2026
  • Tribol Public

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

    llnl/Tribol's past year of commit activity
    C++ 41 MIT 11 37 15 Updated Nov 14, 2026
  • AMS Public
    llnl/AMS's past year of commit activity
    C++ 11 Apache-2.0 8 21 8 Updated Nov 14, 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 80 Apache-2.0 56 112 27 Updated Nov 14, 2026
  • axom Public

    CS infrastructure components for HPC applications

    llnl/axom's past year of commit activity
    C++ 198 BSD-3-Clause 37 211 (3 issues need help) 29 Updated Nov 14, 2026
  • RAJA Public

    RAJA Performance Portability Layer (C++)

    llnl/RAJA's past year of commit activity
    C++ 606 BSD-3-Clause 119 155 (6 issues need help) 40 Updated Nov 14, 2026
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