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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 704 178

  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 694 143

  4. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 604 118

  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 464 50

  6. Umpire Umpire Public

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

    C++ 424 67

Repositories

Showing 10 of 679 repositories
  • 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 10 4 Updated Oct 31, 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 Oct 31, 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 31, 2026
  • quandary Public

    Optimal control for open quantum systems

    llnl/quandary's past year of commit activity
    C++ 60 MIT 17 6 5 Updated Oct 31, 2026
  • NSBC Public
    llnl/NSBC's past year of commit activity
    Python 1 MIT 0 0 0 Updated Oct 31, 2026
  • smith Public

    Smith is a high order nonlinear thermomechanical simulation code

    llnl/smith's past year of commit activity
    C++ 246 BSD-3-Clause 37 156 (1 issue needs help) 30 Updated Oct 31, 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 79 Apache-2.0 55 127 19 Updated Oct 31, 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 31, 2026
  • axom Public

    CS infrastructure components for HPC applications

    llnl/axom's past year of commit activity
    C++ 197 BSD-3-Clause 37 220 (3 issues need help) 27 Updated Oct 31, 2026
  • Tribol Public

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

    llnl/Tribol's past year of commit activity
    C++ 40 MIT 11 39 19 Updated Oct 31, 2026
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