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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 96

  2. rules_nixpkgs rules_nixpkgs Public

    Rules for importing Nixpkgs packages into Bazel.

    Starlark 306 84

  3. ormolu ormolu Public

    A formatter for Haskell source code

    Haskell 977 82

  4. jupyenv jupyenv Public

    Declarative and reproducible Jupyter environments - powered by Nix

    Nix 686 134

  5. topiary topiary Public

    Rust 607 33

  6. asterius asterius Public archive

    DEPRECATED in favor of ghc wasm backend, see https://www.tweag.io/blog/2022-11-22-wasm-backend-merged-in-ghc

    Haskell 2k 58

Repositories

Showing 10 of 398 repositories
  • nickel Public

    Better configuration for less

    tweag/nickel’s past year of commit activity
    Rust 2,478 MIT 96 129 (2 issues need help) 13 Updated Jan 24, 2025
  • rules_sh Public

    Shell rules for Bazel

    tweag/rules_sh’s past year of commit activity
    Starlark 44 Apache-2.0 4 11 3 Updated Jan 24, 2025
  • rules_haskell Public

    Haskell rules for Bazel.

    tweag/rules_haskell’s past year of commit activity
    Starlark 268 Apache-2.0 81 174 (18 issues need help) 38 Updated Jan 24, 2025
  • tweag/pytest-automation-boilerplate’s past year of commit activity
    Python 15 MIT 3 2 0 Updated Jan 23, 2025
  • smtlib-backends Public

    A Haskell library providing low-level functions for SMTLIB-based interaction with SMT solvers.

    tweag/smtlib-backends’s past year of commit activity
    Haskell 19 MIT 1 0 0 Updated Jan 23, 2025
  • topiary Public
    tweag/topiary’s past year of commit activity
    Rust 607 MIT 33 65 (6 issues need help) 6 Updated Jan 23, 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 10 Updated Jan 23, 2025
  • ormolu Public

    A formatter for Haskell source code

    tweag/ormolu’s past year of commit activity
    Haskell 977 82 63 1 Updated Jan 23, 2025
  • dsomm-baseline Public

    A framework to check various OWASP DSOMM features for repository using gh cli

    tweag/dsomm-baseline’s past year of commit activity
    Python 0 0 0 0 Updated Jan 23, 2025
  • opam-nix Public

    Turn opam-based OCaml projects into Nix derivations

    tweag/opam-nix’s past year of commit activity
    Nix 114 MIT 35 5 1 Updated Jan 23, 2025