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@typelevel

typelevel.scala

Let the Scala compiler work for you.
README.md

Typelevel is an ecosystem of projects and a community of people united to foster an inclusive, welcoming, and safe environment around functional programming in Scala. Also find us on...

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  1. cats cats Public

    Lightweight, modular, and extensible library for functional programming.

    Scala 5.3k 1.2k

  2. fs2 fs2 Public

    Compositional, streaming I/O library for Scala

    Scala 2.4k 617

  3. scalacheck scalacheck Public

    Property-based testing for Scala

    Scala 1.9k 405

  4. spire spire Public

    Powerful new number types and numeric abstractions for Scala.

    Scala 1.8k 245

  5. cats-effect cats-effect Public

    The pure asynchronous runtime for Scala

    Scala 2.1k 556

  6. discipline discipline Public

    Flexible law checking for Scala

    Scala 333 56

Repositories

Showing 10 of 106 repositories
  • cats-effect Public

    The pure asynchronous runtime for Scala

    typelevel/cats-effect’s past year of commit activity
    Scala 2,146 Apache-2.0 556 187 (7 issues need help) 37 Updated Jul 23, 2025
  • fs2 Public

    Compositional, streaming I/O library for Scala

    typelevel/fs2’s past year of commit activity
    Scala 2,406 617 89 (7 issues need help) 32 Updated Jul 23, 2025
  • cats-effect-cps Public

    An incubator project for async/await syntax support for Cats Effect

    typelevel/cats-effect-cps’s past year of commit activity
    Scala 96 Apache-2.0 13 6 2 Updated Jul 23, 2025
  • cats-effect-testing Public

    Integration between cats-effect and test frameworks

    typelevel/cats-effect-testing’s past year of commit activity
    Scala 190 Apache-2.0 43 8 7 Updated Jul 23, 2025
  • typelevel.g8 Public

    A typelevel.g8 based on sbt-typelevel

    typelevel/typelevel.g8’s past year of commit activity
    Scala 15 7 10 (1 issue needs help) 0 Updated Jul 23, 2025
  • scalacheck-effect Public

    Effectful property testing built on ScalaCheck

    typelevel/scalacheck-effect’s past year of commit activity
    Scala 82 Apache-2.0 26 6 4 Updated Jul 22, 2025
  • natchez Public

    functional tracing for cats

    typelevel/natchez’s past year of commit activity
    Scala 333 MIT 79 15 8 Updated Jul 23, 2025
  • weaver-test Public

    A test framework that runs everything in parallel.

    typelevel/weaver-test’s past year of commit activity
    Scala 64 8 26 5 Updated Jul 23, 2025
  • vault Public

    Type-safe, persistent storage for values of arbitrary types

    typelevel/vault’s past year of commit activity
    Scala 83 MIT 20 1 2 Updated Jul 22, 2025
  • typelevel-scalafix Public

    Scalafix rules for Typelevel projects

    typelevel/typelevel-scalafix’s past year of commit activity
    Scala 26 Apache-2.0 7 17 (1 issue needs help) 9 Updated Jul 22, 2025
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