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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 608

  3. scalacheck scalacheck Public

    Property-based testing for Scala

    Scala 1.9k 407

  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 533

  6. discipline discipline Public

    Flexible law checking for Scala

    Scala 330 56

Repositories

Showing 10 of 106 repositories
  • log4cats-natchez Public

    log4cats backend that provides a Logger[F] given a Trace[F] from Natchez

    typelevel/log4cats-natchez’s past year of commit activity
    Scala 1 Apache-2.0 2 0 6 Updated Jan 23, 2025
  • log4cats Public

    Logging Tools For Interaction with cats-effect

    typelevel/log4cats’s past year of commit activity
    Scala 403 Apache-2.0 75 16 8 Updated Jan 23, 2025
  • literally Public

    Compile time validation of literal values built from strings

    typelevel/literally’s past year of commit activity
    Scala 108 Apache-2.0 6 1 2 Updated Jan 23, 2025
  • simulacrum-scalafix Public

    Simulacrum as Scalafix rules

    typelevel/simulacrum-scalafix’s past year of commit activity
    Scala 34 10 6 4 Updated Jan 23, 2025
  • kittens Public

    Automatic type class derivation for Cats

    typelevel/kittens’s past year of commit activity
    Scala 538 Apache-2.0 66 8 1 Updated Jan 23, 2025
  • keypool Public

    A Keyed Pool Implementation for Scala

    typelevel/keypool’s past year of commit activity
    Scala 37 MIT 15 7 6 Updated Jan 23, 2025
  • jawn-fs2 Public

    Integration between jawn and fs2

    typelevel/jawn-fs2’s past year of commit activity
    Scala 38 16 1 4 Updated Jan 23, 2025
  • jawn Public

    Jawn is for parsing jay-sawn (JSON)

    typelevel/jawn’s past year of commit activity
    Scala 433 73 12 2 Updated Jan 23, 2025
  • idna4s Public

    Cross-platform Scala implementation of Internationalized Domain Names in Applications

    typelevel/idna4s’s past year of commit activity
    Scala 7 MIT 2 7 21 Updated Jan 23, 2025
  • grackle Public

    Grackle: Functional GraphQL for the Typelevel stack

    typelevel/grackle’s past year of commit activity
    Scala 180 Apache-2.0 27 22 (1 issue needs help) 4 Updated Jan 23, 2025