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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++ 788 163

  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 559 139

  3. RAJA RAJA Public

    RAJA Performance Portability Layer (C++)

    C++ 507 104

  4. Caliper Caliper Public

    Caliper is an instrumentation and performance profiling library

    C++ 371 68

  5. Umpire Umpire Public

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

    C++ 347 51

  6. blt blt Public

    A streamlined CMake build system foundation for developing HPC software

    C++ 269 61

Repositories

Showing 10 of 567 repositories
  • Surfactant Public

    Modular framework for file information extraction and dependency analysis to generate accurate SBOMs

    LLNL/Surfactant’s past year of commit activity
    Python 27 MIT 17 52 (9 issues need help) 6 Updated Mar 13, 2025
  • WarpX Public Forked from BLAST-WarpX/warpx

    WarpX is an advanced, time-based electromagnetic & electrostatic Particle-In-Cell code.

    LLNL/WarpX’s past year of commit activity
    C++ 1 201 0 0 Updated Mar 13, 2025
  • 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 38 Apache-2.0 28 67 44 Updated Mar 13, 2025
  • quandary Public

    Optimal control for open quantum systems

    LLNL/quandary’s past year of commit activity
    C++ 52 MIT 10 6 2 Updated Mar 13, 2025
  • axom Public

    CS infrastructure components for HPC applications

    LLNL/axom’s past year of commit activity
    C++ 168 BSD-3-Clause 27 222 (2 issues need help) 12 Updated Mar 13, 2025
  • spheral Public
    LLNL/spheral’s past year of commit activity
    C++ 63 17 17 5 Updated Mar 13, 2025
  • 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++ 43 15 12 3 Updated Mar 13, 2025
  • ezAlign Public

    Coarse grain to atomistic molecular coordinate and topology converter

    LLNL/ezAlign’s past year of commit activity
    Python 10 GPL-2.0 0 1 0 Updated Mar 13, 2025
  • PYB11Generator Public

    PYB11Generator is a python based code generator that creates pybind11 code for binding C++ libraries as extensions in Python.

    LLNL/PYB11Generator’s past year of commit activity
    Python 19 BSD-3-Clause 2 0 0 Updated Mar 13, 2025
  • dftracer Public

    A multi-level dataflow tracer for capturing I/O calls from workflows.

    LLNL/dftracer’s past year of commit activity
    Jupyter Notebook 15 MIT 9 12 4 Updated Mar 13, 2025
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