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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 605

  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 531

  6. discipline discipline Public

    Flexible law checking for Scala

    Scala 330 56

Repositories

Showing 10 of 106 repositories
  • cats-parse Public

    A parsing library for the cats ecosystem

    typelevel/cats-parse’s past year of commit activity
    Scala 237 MIT 53 18 8 Updated Jan 7, 2025
  • doobie Public

    Functional JDBC layer for Scala.

    typelevel/doobie’s past year of commit activity
    Scala 2,177 MIT 359 126 6 Updated Jan 7, 2025
  • scalac-options Public

    A library for configuring scalac options

    typelevel/scalac-options’s past year of commit activity
    Scala 41 Apache-2.0 12 7 6 Updated Jan 7, 2025
  • typelevel.g8 Public

    A typelevel.g8 based on sbt-typelevel

    typelevel/typelevel.g8’s past year of commit activity
    Scala 14 6 7 0 Updated Jan 7, 2025
  • cats-collections Public

    Data structures for pure functional programming in Scala

    typelevel/cats-collections’s past year of commit activity
    Scala 559 98 14 (1 issue needs help) 1 Updated Jan 7, 2025
  • cats Public

    Lightweight, modular, and extensible library for functional programming.

    typelevel/cats’s past year of commit activity
    Scala 5,280 1,210 210 (7 issues need help) 36 Updated Jan 7, 2025
  • kittens Public

    Automatic type class derivation for Cats

    typelevel/kittens’s past year of commit activity
    Scala 538 Apache-2.0 66 8 0 Updated Jan 7, 2025
  • twiddles Public

    Micro-library for building effectful protocols

    typelevel/twiddles’s past year of commit activity
    Scala 63 BSD-3-Clause 3 1 (1 issue needs help) 11 Updated Jan 7, 2025
  • skunk Public

    A data access library for Scala + Postgres.

    typelevel/skunk’s past year of commit activity
    Scala 1,596 MIT 163 78 (1 issue needs help) 18 Updated Jan 7, 2025
  • scalac-compat Public

    Lightweight tools for tackling Scalac version incompatibilities

    typelevel/scalac-compat’s past year of commit activity
    Scala 7 Apache-2.0 3 0 1 Updated Jan 7, 2025