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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++ 791 163

  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 559 140

  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++ 348 53

  6. blt blt Public

    A streamlined CMake build system foundation for developing HPC software

    C++ 269 62

Repositories

Showing 10 of 569 repositories
  • Surfactant Public

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

    Python 27 MIT 17 50 (8 issues need help) 6 Updated Mar 24, 2025
  • dftracer Public

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

    Jupyter Notebook 15 MIT 9 12 2 Updated Mar 24, 2025
  • flux-wrappers Public

    wrapper scripts to ease the transition to flux

    Perl 1 LGPL-3.0 2 1 1 Updated Mar 24, 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.

    C++ 43 15 12 4 Updated Mar 24, 2025
  • Umpire Public

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

    C++ 348 MIT 53 12 7 Updated Mar 24, 2025
  • benchpark Public

    An open collaborative repository for reproducible specifications of HPC benchmarks and cross site benchmarking environments

    Python 38 Apache-2.0 29 66 43 Updated Mar 24, 2025
  • llnl.github.io Public

    Public home for LLNL software catalog

    JavaScript 58 MIT 56 19 0 Updated Mar 24, 2025
  • radiuss-spack-configs Public

    Shared spack configurations for RADIUSS projects

    Python 1 MIT 9 0 2 Updated Mar 24, 2025
  • RAJAPerf Public

    RAJA Performance Suite

    Jupyter Notebook 118 BSD-3-Clause 40 42 17 Updated Mar 24, 2025
  • CARE Public

    CHAI and RAJA provide an excellent base on which to build portable codes. CARE expands that functionality, adding new features such as loop fusion capability and a portable interface for many numerical algorithms. It provides all the basics for anyone wanting to write portable code.

    C++ 30 BSD-3-Clause 4 31 5 Updated Mar 24, 2025
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