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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. 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 688 144

  3. 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 687 167

  4. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 598 118

  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 439 48

  6. Umpire Umpire Public

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

    C++ 422 64

Repositories

Showing 10 of 669 repositories
  • Silo Public

    Mesh and Field I/O Library and Scientific Database

    llnl/Silo's past year of commit activity
    C 45 27 92 2 Updated Sep 16, 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 687 BSD-3-Clause 167 37 15 Updated Sep 16, 2026
  • quandary Public

    Optimal control for open quantum systems

    llnl/quandary's past year of commit activity
    C++ 58 MIT 16 6 5 Updated Sep 16, 2026
  • smith Public

    Smith is a high order nonlinear thermomechanical simulation code

    llnl/smith's past year of commit activity
    C++ 245 BSD-3-Clause 36 153 (1 issue needs help) 20 Updated Sep 15, 2026
  • DD-NM-ROM Public
    llnl/DD-NM-ROM's past year of commit activity
    Python 16 MIT 5 1 1 Updated Sep 15, 2026
  • blt Public

    A streamlined CMake build system foundation for developing HPC software

    llnl/blt's past year of commit activity
    C++ 296 BSD-3-Clause 66 131 9 Updated Sep 15, 2026
  • ERF Public Forked from erf-model/ERF

    Energy Research and Forecasting Model

    llnl/ERF's past year of commit activity
    C++ 2 74 0 0 Updated Sep 15, 2026
  • spheral Public
    llnl/spheral's past year of commit activity
    C++ 82 BSD-3-Clause 24 31 (1 issue needs help) 7 Updated Sep 15, 2026
  • CHAI Public

    Copy-hiding array abstraction to automatically migrate data between memory spaces

    llnl/CHAI's past year of commit activity
    C++ 111 BSD-3-Clause 23 15 15 Updated Sep 16, 2026
  • ClaMS Public

    HPC Hierarchical Clustering

    llnl/ClaMS's past year of commit activity
    C++ 0 4 0 0 Updated Sep 15, 2026
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