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typelevel.scala

Let the Scala compiler work for you.

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 610

  3. scalacheck scalacheck Public

    Property-based testing for Scala

    Scala 1.9k 406

  4. spire spire Public

    Powerful new number types and numeric abstractions for Scala.

    Scala 1.8k 243

  5. cats-effect cats-effect Public

    The pure asynchronous runtime for Scala

    Scala 2.1k 536

  6. discipline discipline Public

    Flexible law checking for Scala

    Scala 332 56

Repositories

Showing 10 of 106 repositories
  • typelevel.g8 Public

    A typelevel.g8 based on sbt-typelevel

    typelevel/typelevel.g8’s past year of commit activity
    Scala 14 6 7 1 Updated Mar 3, 2025
  • otel4s Public

    An OpenTelemetry library for Scala based on Cats-Effect

    typelevel/otel4s’s past year of commit activity
    Scala 182 Apache-2.0 40 15 (2 issues need help) 3 Updated Mar 3, 2025
  • literally Public

    Compile time validation of literal values built from strings

    typelevel/literally’s past year of commit activity
    Scala 111 Apache-2.0 6 1 1 Updated Mar 3, 2025
  • monoids Public

    Generic Monoids for Scala

    typelevel/monoids’s past year of commit activity
    Scala 52 MIT 13 1 1 Updated Mar 3, 2025
  • cats-mtl Public

    cats transformer type classes.

    typelevel/cats-mtl’s past year of commit activity
    Scala 309 63 12 (2 issues need help) 4 Updated Mar 3, 2025
  • cats-effect Public

    The pure asynchronous runtime for Scala

    typelevel/cats-effect’s past year of commit activity
    Scala 2,080 Apache-2.0 536 163 (8 issues need help) 25 Updated Mar 3, 2025
  • cats-effect-testing Public

    Integration between cats-effect and test frameworks

    typelevel/cats-effect-testing’s past year of commit activity
    Scala 189 Apache-2.0 42 8 12 Updated Mar 3, 2025
  • shapeless-3 Public

    Generic programming for Scala

    typelevel/shapeless-3’s past year of commit activity
    Scala 195 24 6 2 Updated Mar 3, 2025
  • cats-collections Public

    Data structures for pure functional programming in Scala

    typelevel/cats-collections’s past year of commit activity
    Scala 560 99 14 (1 issue needs help) 2 Updated Mar 3, 2025
  • fs2-grpc Public

    gRPC implementation for FS2/cats-effect

    typelevel/fs2-grpc’s past year of commit activity
    Scala 275 MIT 58 10 3 Updated Mar 3, 2025