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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 619

  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 550

  6. discipline discipline Public

    Flexible law checking for Scala

    Scala 330 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 2,118 Apache-2.0 550 188 (8 issues need help) 43 Updated Apr 30, 2025
  • discipline-specs2 Public

    Specs2 Integration for Discipline

    typelevel/discipline-specs2’s past year of commit activity
    Scala 9 MIT 11 0 6 Updated Apr 30, 2025
  • cats-parse Public

    A parsing library for the cats ecosystem

    typelevel/cats-parse’s past year of commit activity
    Scala 240 MIT 54 19 5 Updated Apr 29, 2025
  • kittens Public

    Automatic type class derivation for Cats

    typelevel/kittens’s past year of commit activity
    Scala 541 Apache-2.0 67 7 0 Updated Apr 29, 2025
  • typelevel.g8 Public

    A typelevel.g8 based on sbt-typelevel

    typelevel/typelevel.g8’s past year of commit activity
    Scala 15 7 9 (1 issue needs help) 1 Updated Apr 29, 2025
  • twiddles Public

    Micro-library for building effectful protocols

    typelevel/twiddles’s past year of commit activity
    Scala 68 BSD-3-Clause 3 1 (1 issue needs help) 3 Updated Apr 29, 2025
  • skunk Public

    A data access library for Scala + Postgres.

    typelevel/skunk’s past year of commit activity
    Scala 1,610 MIT 167 78 (2 issues need help) 13 Updated Apr 29, 2025
  • scalac-options Public

    A library for configuring scalac options

    typelevel/scalac-options’s past year of commit activity
    Scala 42 Apache-2.0 12 7 6 Updated Apr 29, 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 Apr 29, 2025
  • sbt-typelevel Public

    Let sbt work for you.

    typelevel/sbt-typelevel’s past year of commit activity
    Scala 176 Apache-2.0 50 57 (15 issues need help) 14 Updated Apr 29, 2025

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