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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++ 886 183

  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 692 143

  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 692 171

  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 446 48

  6. Umpire Umpire Public

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

    C++ 422 65

Repositories

Showing 10 of 674 repositories
  • 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 4 2 Updated Oct 1, 2026
  • phloem Public

    Phloem MPI Benchmarks

    llnl/phloem's past year of commit activity
    C 1 MIT 2 1 2 Updated Oct 1, 2026
  • RAJAPerf Public

    RAJA Performance Suite

    llnl/RAJAPerf's past year of commit activity
    Jupyter Notebook 135 BSD-3-Clause 57 61 20 Updated Oct 1, 2026
  • units Public

    A run-time C++ library for working with units of measurement and conversions between them and with string representations of units and measurements

    llnl/units's past year of commit activity
    C++ 172 BSD-3-Clause 36 5 (1 issue needs help) 0 Updated Oct 1, 2026
  • BoBa Public

    BoBa Tensor Decomposition Library (C++)

    llnl/BoBa's past year of commit activity
    C++ 9 Apache-2.0 3 0 0 Updated Oct 1, 2026
  • axom Public

    CS infrastructure components for HPC applications

    llnl/axom's past year of commit activity
    C++ 196 BSD-3-Clause 36 221 (3 issues need help) 28 Updated Oct 1, 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 692 BSD-3-Clause 171 36 21 Updated Oct 1, 2026
  • 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 Oct 1, 2026
  • Spindle Public

    Scalable dynamic library and python loading in HPC environments

    llnl/Spindle's past year of commit activity
    C 110 35 34 11 Updated Oct 1, 2026
  • dr_evt Public

    Discrete Resource Event Modeling and Multi-Cluster Job Scheduling Simulation

    llnl/dr_evt's past year of commit activity
    C++ 4 MIT 2 0 0 Updated Oct 1, 2026
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