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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++ 885 181

  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 690 171

  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 689 144

  4. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 599 118

  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 441 48

  6. Umpire Umpire Public

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

    C++ 422 65

Repositories

Showing 10 of 673 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 78 Apache-2.0 53 121 22 Updated Sep 25, 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 Sep 25, 2026
  • benchmarks Public

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

    llnl/benchmarks's past year of commit activity
    5 CC-BY-4.0 1 16 2 Updated Sep 25, 2026
  • ygm Public
    llnl/ygm's past year of commit activity
    C++ 40 27 13 3 Updated Sep 25, 2026
  • GridDyn Public

    GridDyn is an open-source power transmission simulation software package

    llnl/GridDyn's past year of commit activity
    MATLAB 63 BSD-3-Clause 27 4 1 Updated Sep 25, 2026
  • axom Public

    CS infrastructure components for HPC applications

    llnl/axom's past year of commit activity
    C++ 195 BSD-3-Clause 36 220 (3 issues need help) 29 Updated Sep 25, 2026
  • Umpire Public

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

    llnl/Umpire's past year of commit activity
    C++ 422 MIT 65 23 13 Updated Sep 24, 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 690 BSD-3-Clause 171 36 19 Updated Sep 24, 2026
  • hiop Public

    HPC solver for nonlinear optimization problems

    llnl/hiop's past year of commit activity
    C++ 230 50 49 18 Updated Sep 24, 2026
  • RAJA Public

    RAJA Performance Portability Layer (C++)

    llnl/RAJA's past year of commit activity
    C++ 599 BSD-3-Clause 118 168 (6 issues need help) 38 Updated Sep 24, 2026
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