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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++ 891 183

  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 705 179

  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 465 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 Nov 4, 2026
  • smith Public

    Smith is a high order nonlinear thermomechanical simulation code

    llnl/smith's past year of commit activity
    C++ 247 BSD-3-Clause 37 157 (1 issue needs help) 30 Updated Nov 4, 2026
  • RAJAPerf Public

    RAJA Performance Suite

    llnl/RAJAPerf's past year of commit activity
    Jupyter Notebook 137 BSD-3-Clause 58 62 18 Updated Nov 4, 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 1 Updated Nov 4, 2026
  • mgmol Public

    MGmol is a scalable O(N) First-Principles Molecular Dynamics code that is capable of performing large-scale electronics structure calculations and molecular dynamics simulations of atomistic systems.

    llnl/mgmol's past year of commit activity
    C++ 47 15 10 10 Updated Nov 4, 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 705 BSD-3-Clause 179 44 39 Updated Nov 4, 2026
  • dmx-learn Public

    A Python package for creating and training deep graphical models for heterogenous data.

    llnl/dmx-learn's past year of commit activity
    Jupyter Notebook 10 BSD-3-Clause 1 55 0 Updated Nov 4, 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 1 Updated Nov 4, 2026
  • conduit Public

    Simplified Data Exchange for HPC Simulations

    llnl/conduit's past year of commit activity
    C++ 250 76 218 11 Updated Nov 4, 2026
  • llnl.github.io Public

    Public home for LLNL software catalog

    llnl/llnl.github.io's past year of commit activity
    JavaScript 67 MIT 58 13 0 Updated Nov 4, 2026
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