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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++ 890 185

  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 701 176

  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 693 143

  4. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 604 117

  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 463 49

  6. Umpire Umpire Public

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

    C++ 423 67

Repositories

Showing 10 of 678 repositories
  • 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 79 Apache-2.0 54 125 22 Updated Oct 27, 2026
  • ssatk Public

    Space Situational Awareness Toolkit (SSATK): six-degree-of-freedom (6-DOF) orbit and attitude propagation, coordinate transforms, Lambertian brightness modeling, and 3D/interactive visualization for spacecraft from LEO to cislunar space.

    llnl/ssatk's past year of commit activity
    Python 6 BSD-3-Clause 1 0 0 Updated Oct 27, 2026
  • Wintap Public

    An extensible host-based agent for Windows.

    llnl/Wintap's past year of commit activity
    C# 21 MIT 5 0 1 Updated Oct 27, 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 Oct 27, 2026
  • Mneme Public
    llnl/Mneme's past year of commit activity
    Python 26 Apache-2.0 6 13 15 Updated Oct 27, 2026
  • CARE Public

    CHAI and RAJA provide an excellent base on which to build portable codes. CARE expands that functionality, adding new features such as loop fusion capability and a portable interface for many numerical algorithms. It provides all the basics for anyone wanting to write portable code.

    llnl/CARE's past year of commit activity
    C++ 34 BSD-3-Clause 7 31 7 Updated Oct 27, 2026
  • Kripke Public

    Kripke is a simple, scalable, 3D Sn deterministic particle transport code

    llnl/Kripke's past year of commit activity
    C++ 43 BSD-3-Clause 42 3 3 Updated Oct 27, 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 2 Updated Oct 27, 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 701 BSD-3-Clause 176 40 30 Updated Oct 27, 2026
  • wormhole-route-registry Public

    Dynamic registration of proxied routes for Wormhole.

    llnl/wormhole-route-registry's past year of commit activity
    Python 6 Apache-2.0 0 13 13 Updated Oct 27, 2026
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