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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++ 789 163

  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++ 347 53

  6. blt blt Public

    A streamlined CMake build system foundation for developing HPC software

    C++ 270 62

Repositories

Showing 10 of 569 repositories
  • 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 559 BSD-3-Clause 140 26 9 Updated Mar 20, 2025
  • hiop Public

    HPC solver for nonlinear optimization problems

    LLNL/hiop’s past year of commit activity
    C++ 217 44 33 10 Updated Mar 20, 2025
  • conduit Public

    Simplified Data Exchange for HPC Simulations

    LLNL/conduit’s past year of commit activity
    C++ 221 68 175 5 Updated Mar 20, 2025
  • romweb Public

    Reduced order model (ROM) website

    LLNL/romweb’s past year of commit activity
    Less 1 0 0 0 Updated Mar 20, 2025
  • axom Public

    CS infrastructure components for HPC applications

    LLNL/axom’s past year of commit activity
    C++ 168 BSD-3-Clause 28 223 (2 issues need help) 12 Updated Mar 20, 2025
  • radiuss Public
    LLNL/radiuss’s past year of commit activity
    CSS 3 MIT 1 29 1 Updated Mar 20, 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 29 66 43 Updated Mar 20, 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 20, 2025
  • SSAPy Public

    A Python package allowing for fast and precise orbital modeling.

    LLNL/SSAPy’s past year of commit activity
    Python 40 MIT 8 13 5 Updated Mar 20, 2025
  • quandary Public

    Optimal control for open quantum systems

    LLNL/quandary’s past year of commit activity
    C++ 52 MIT 10 6 1 Updated Mar 20, 2025
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