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@typelevel

typelevel.scala

Let the Scala compiler work for you.
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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 614

  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 544

  6. discipline discipline Public

    Flexible law checking for Scala

    Scala 331 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 2,105 Apache-2.0 544 175 (8 issues need help) 37 Updated Apr 3, 2025
  • otel4s Public

    An OpenTelemetry library for Scala based on Cats-Effect

    typelevel/otel4s’s past year of commit activity
    Scala 183 Apache-2.0 40 15 (2 issues need help) 3 Updated Apr 3, 2025
  • fs2 Public

    Compositional, streaming I/O library for Scala

    typelevel/fs2’s past year of commit activity
    Scala 2,389 614 87 (7 issues need help) 27 Updated Apr 3, 2025
  • discipline-specs2 Public

    Specs2 Integration for Discipline

    typelevel/discipline-specs2’s past year of commit activity
    Scala 9 MIT 11 0 4 Updated Apr 3, 2025
  • natchez Public

    functional tracing for cats

    typelevel/natchez’s past year of commit activity
    Scala 331 MIT 78 14 10 Updated Apr 2, 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) 10 Updated Apr 1, 2025
  • doobie Public

    Functional JDBC layer for Scala.

    typelevel/doobie’s past year of commit activity
    Scala 2,184 MIT 367 123 6 Updated Apr 1, 2025
  • Laika Public

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

    typelevel/Laika’s past year of commit activity
    Scala 432 Apache-2.0 50 7 8 Updated Apr 1, 2025
  • skunk Public

    A data access library for Scala + Postgres.

    typelevel/skunk’s past year of commit activity
    Scala 1,607 MIT 167 78 (2 issues need help) 11 Updated Apr 1, 2025
  • typelevel-nix Public

    Development tools for Typelevel projects

    typelevel/typelevel-nix’s past year of commit activity
    Nix 114 Apache-2.0 10 3 3 Updated Mar 31, 2025
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