Lightweight, modular, and extensible library for functional programming.

Compositional, streaming I/O library for Scala

Property-based testing for Scala

Powerful new number types and numeric abstractions for Scala.

The pure asynchronous runtime for Scala

First class syntax support for type classes in Scala

The Scala API for Quantities, Units of Measure and Dimensional Analysis

Compiler plugin for making type lambdas (type projections) easier to write

Expressive types for Spark.

Data structures for pure functional programming in Scala

Automatic type class derivation for Cats

Jawn is for parsing jay-sawn (JSON)

Logging Tools For Interaction with cats-effect

Experimental project to lay out basic algebra type classes

A small companion to cats

Flexible law checking for Scala

scalac options for the enlightened

cats transformer type classes.

Library of utilities for tagless final encoded algebras

gRPC implementation for FS2/cats-effect