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Sandia National Laboratories

Exceptional service in the national interest.

Supercomputing at Sandia National Labs

Welcome to the Sandia National Laboratories organization — a hub for our GitHub-hosted open source projects.


Sandia National Laboratories is a multimission laboratory managed and operated by National Technology and Engineering Solutions of Sandia, LLC., a wholly owned subsidiary of Honeywell International, Inc., for the U.S. Department of Energy’s National Nuclear Security Administration under contract DE-NA-0003525.

Popular repositories Loading

  1. wiretap wiretap Public

    Wiretap is a transparent, VPN-like proxy server that tunnels traffic via WireGuard and requires no special privileges to run.

    Go 1.1k 47

  2. toyplot toyplot Public

    Interactive plotting for Python.

    Jupyter Notebook 449 40

  3. Albany Albany Public

    Sandia National Laboratories' Albany multiphysics code

    C++ 333 100

  4. scot scot Public

    Sandia Cyber Omni Tracker (SCOT)

    JavaScript 254 43

  5. InterSpec InterSpec Public

    spectral radiation analysis software

    C++ 237 36

  6. cross-sim cross-sim Public

    CrossSim: accuracy simulation of analog in-memory computing

    Jupyter Notebook 229 53

Repositories

Showing 10 of 868 repositories
  • atlas-ui-3 Public

    A LLM chat UI.

    sandialabs/atlas-ui-3's past year of commit activity
    Python 45 21 30 6 Updated Nov 7, 2026
  • ionsim Public

    Device physics simulator for quantum information applications

    sandialabs/ionsim's past year of commit activity
    Python 1 Apache-2.0 1 16 4 Updated Nov 7, 2026
  • pyapprox Public

    Flexible and efficient tools for high-dimensional approximation, scientific machine learning and uncertainty quantification.

    sandialabs/pyapprox's past year of commit activity
    Python 76 MIT 16 1 0 Updated Nov 7, 2026
  • InterSpec Public

    spectral radiation analysis software

    sandialabs/InterSpec's past year of commit activity
    C++ 237 LGPL-2.1 36 6 0 Updated Nov 7, 2026
  • Albany Public

    Sandia National Laboratories' Albany multiphysics code

    sandialabs/Albany's past year of commit activity
    C++ 333 100 72 (4 issues need help) 4 Updated Nov 7, 2026
  • ctadl-rs Public

    CTADL is a flexible static taint analysis tool

    sandialabs/ctadl-rs's past year of commit activity
    Rust 8 0 3 1 Updated Nov 7, 2026
  • SpecUtils Public

    A library for opening, manipulating, and exporting gamma spectral files

    sandialabs/SpecUtils's past year of commit activity
    C++ 48 LGPL-2.1 21 4 1 Updated Nov 7, 2026
  • PRISMA Public

    Physics-informed Regression and Inference for Statistics-driven Measurement Acquisition

    sandialabs/PRISMA's past year of commit activity
    Jupyter Notebook 0 0 0 0 Updated Nov 7, 2026
  • mfpic Public
    sandialabs/mfpic's past year of commit activity
    C++ 1 0 1 12 Updated Nov 6, 2026
  • seacas Public

    The Sandia Engineering Analysis Code Access System (SEACAS) is a suite of preprocessing, postprocessing, translation, and utility applications supporting finite element analysis software using the Exodus database file format.

    sandialabs/seacas's past year of commit activity
    C 192 90 24 (2 issues need help) 13 Updated Nov 6, 2026