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At Tweag we love using open source methods and research ideas to improve software quality and reliability. We are big on composable software: functional, typed, immutable. You might have seen some of our work in your own favourite technical community, or read some of our articles.

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  1. nickel nickel Public

    Better configuration for less

    Rust 2.5k 98

  2. rules_nixpkgs rules_nixpkgs Public

    Rules for importing Nixpkgs packages into Bazel.

    Starlark 316 84

  3. ormolu ormolu Public

    A formatter for Haskell source code

    Haskell 987 83

  4. jupyenv jupyenv Public

    Declarative and reproducible Jupyter environments - powered by Nix

    Nix 697 136

  5. topiary topiary Public

    Rust 647 39

  6. FawltyDeps FawltyDeps Public

    Python dependency checker

    Python 235 17

Repositories

Showing 10 of 403 repositories
  • nickel Public

    Better configuration for less

    tweag/nickel’s past year of commit activity
    Rust 2,530 MIT 98 127 (2 issues need help) 17 Updated Mar 19, 2025
  • cardano-peras Public

    Architecture for Ouroboros Peras on the Cardano chain

    tweag/cardano-peras’s past year of commit activity
    TeX 1 0 5 1 Updated Mar 19, 2025
  • tweag/cooked-validators’s past year of commit activity
    Haskell 40 MIT 11 20 2 Updated Mar 19, 2025
  • topiary Public
    tweag/topiary’s past year of commit activity
    Rust 647 MIT 39 66 (6 issues need help) 5 Updated Mar 19, 2025
  • tweag/pytest-automation-boilerplate’s past year of commit activity
    Python 16 MIT 3 2 0 Updated Mar 18, 2025
  • rules_gcs Public

    Bazel rules for downloading files from Google Cloud Storage

    tweag/rules_gcs’s past year of commit activity
    Starlark 5 Apache-2.0 0 0 0 Updated Mar 18, 2025
  • nickel-lang.org Public

    The website of the Nickel language

    tweag/nickel-lang.org’s past year of commit activity
    JavaScript 5 MIT 4 13 7 Updated Mar 18, 2025
  • topiary-opam Public

    OPAM package for Topiary

    tweag/topiary-opam’s past year of commit activity
    Shell 0 0 1 1 Updated Mar 17, 2025
  • monad-bayes Public

    A library for probabilistic programming in Haskell.

    tweag/monad-bayes’s past year of commit activity
    Jupyter Notebook 424 MIT 65 36 8 Updated Mar 16, 2025
  • jupyenv Public

    Declarative and reproducible Jupyter environments - powered by Nix

    tweag/jupyenv’s past year of commit activity
    Nix 697 MIT 136 37 14 Updated Mar 16, 2025