Generic programming for Scala

scala functional-programming typelevel fp generic-programming

• Updated Oct 28, 2026
• Scala

A minimal, idiomatic Scala interface for HTTP

cats http scala typelevel fs2 http-client http-server

• Updated Nov 11, 2026
• Scala

Functional JDBC layer for Scala.

scala database functional-programming jdbc typelevel fp

• Updated Nov 11, 2026
• Scala

Asynchronous, Reactive Programming for Scala and Scala.js.

cats reactivex scala functional-programming typelevel reactive-streams fp reactive-programming monix cats-effect

• Updated Nov 9, 2026
• Scala

Refinement types for Scala

scala typelevel refinement-types

• Updated Nov 5, 2026
• Scala

Optics library for Scala

cats scala functional-programming typelevel lens optics

• Updated Oct 28, 2026
• Scala

A data access library for Scala + Postgres.

cats postgres scala database functional-programming typelevel fs2 scodec cats-effect

• Updated Nov 7, 2026
• Scala

An implementation of the java pet store using FP techniques in scala

cats sample scala rest reference rest-api example final typelevel http4s project circe doobie tagless-final finally-tagless tagless

• Updated Apr 13, 2026
• Scala

Expressive types for Spark.

scala spark functional-programming typelevel fp

• Updated Oct 28, 2026
• Scala

Scala combinator library for working with binary data

encoding scala binary typelevel decoding scodec

• Updated Sep 8, 2026
• Scala

doc/tutorial generator for scala

typelevel

• Updated Apr 12, 2021
• Scala

typeclass diagram for cats

cats typelevel fp

• Updated Apr 9, 2021

Experimental project to lay out basic algebra type classes

scala algebra typelevel

• Updated Nov 5, 2021
• Scala

A small companion to cats

cats scala typelevel

• Updated Nov 1, 2026
• Scala

Flexible law checking for Scala

scala typelevel property-based-testing

• Updated Oct 28, 2026
• Scala

A small library for converting between case classes.

scala typelevel conversion shapeless transformation

• Updated Oct 18, 2023
• Scala

An OpenTelemetry library for Scala based on Cats-Effect

cats scala metrics typelevel tracing cats-effect opentelemetry

• Updated Nov 11, 2026
• Scala

Let sbt work for you.

scala sbt typelevel sbt-plugin

• Updated Nov 8, 2026
• Scala

Composable, purely functional healthchecks in Scala.

cats functional scala functional-programming healthcheck typelevel health fp cats-effect

• Updated Sep 3, 2024
• Scala

Purely functional HTTP client

cats http scala typelevel fp

• Updated Mar 2, 2023
• Scala