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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 Public

    Lightweight, modular, and extensible library for functional programming.

    Scala 5.3k 1.2k

  2. fs2 Public

    Compositional, streaming I/O library for Scala

    Scala 2.4k 619

  3. scalacheck Public

    Property-based testing for Scala

    Scala 1.9k 406

  4. spire Public

    Powerful new number types and numeric abstractions for Scala.

    Scala 1.8k 243

  5. cats-effect Public

    The pure asynchronous runtime for Scala

    Scala 2.1k 551

  6. discipline Public

    Flexible law checking for Scala

    Scala 330 56

Repositories

Showing 10 of 106 repositories
  • typelevel.g8 Public

    A typelevel.g8 based on sbt-typelevel

    Scala 15 7 9 (1 issue needs help) 0 Updated May 5, 2025
  • typelevel-nix Public

    Development tools for Typelevel projects

    Nix 116 Apache-2.0 10 3 3 Updated May 5, 2025
  • Laika Public

    Site and E-book Generator and Customizable Text Markup Transformer for sbt, Scala and Scala.js

    Scala 437 Apache-2.0 51 7 4 Updated May 4, 2025
  • natchez-http4s Public

    Glorious integration layer for Natchez and Http4s.

    Scala 48 MIT 18 3 2 Updated May 2, 2025
  • toolkit Public

    Quickstart your next app with the Typelevel Toolkit!

    Scala 97 Apache-2.0 9 8 (1 issue needs help) 5 Updated May 2, 2025
  • skunk Public

    A data access library for Scala + Postgres.

    Scala 1,611 MIT 167 78 (2 issues need help) 14 Updated May 2, 2025
  • log4cats-natchez Public

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

    Scala 1 Apache-2.0 2 0 4 Updated May 2, 2025
  • feral Public

    Feral cats are homeless, feral functions are serverless

    Scala 186 Apache-2.0 48 30 (4 issues need help) 29 Updated May 2, 2025
  • natchez Public

    functional tracing for cats

    Scala 331 MIT 78 14 4 Updated May 1, 2025
  • cats Public

    Lightweight, modular, and extensible library for functional programming.

    Scala 5,317 1,217 209 (7 issues need help) 36 Updated May 1, 2025