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@typelevel

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 613

  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 539

  6. discipline Public

    Flexible law checking for Scala

    Scala 332 56

Repositories

Showing 10 of 106 repositories
  • fs2-grpc Public

    gRPC implementation for FS2/cats-effect

    Scala 276 MIT 58 10 4 Updated Mar 24, 2025
  • doobie Public

    Functional JDBC layer for Scala.

    Scala 2,185 MIT 366 121 8 Updated Mar 24, 2025
  • cats-effect Public

    The pure asynchronous runtime for Scala

    Scala 2,095 Apache-2.0 539 166 (7 issues need help) 31 Updated Mar 24, 2025
  • otel4s Public

    An OpenTelemetry library for Scala based on Cats-Effect

    Scala 182 Apache-2.0 40 15 (2 issues need help) 4 Updated Mar 24, 2025
  • typelevel-nix Public

    Development tools for Typelevel projects

    Nix 114 Apache-2.0 10 3 4 Updated Mar 24, 2025
  • frameless Public

    Expressive types for Spark.

    Scala 884 Apache-2.0 137 37 (6 issues need help) 17 Updated Mar 23, 2025
  • cats-effect-testing Public

    Integration between cats-effect and test frameworks

    Scala 189 Apache-2.0 42 8 15 Updated Mar 23, 2025
  • typelevel.g8 Public

    A typelevel.g8 based on sbt-typelevel

    Scala 14 6 7 0 Updated Mar 23, 2025
  • vault Public

    Type-safe, persistent storage for values of arbitrary types

    Scala 83 MIT 20 1 2 Updated Mar 23, 2025
  • typelevel-scalafix Public

    Scalafix rules for Typelevel projects

    Scala 26 Apache-2.0 7 17 (1 issue needs help) 8 Updated Mar 23, 2025