Scala library for boilerplate-free, type-safe data transformations

Rapid development of self-documenting APIs

Scala macros for compile-time generation of safe and ultra-fast JSON codecs + circe booster

A set of connectors for Monix. 🔛

Productivity-oriented collection of lightweight fancy stuff for Scala toolchain

Template for starting FP libraries ready to be published

A purely functional rate limiter

WIP Delightful, purely functional testing no-framework. Don't even try to use it at work!

🔖 Redis client built on top of Cats Effect, Fs2 and Lettuce

A boilerplate-free library for loading configuration files

Probably the sharpest git repository organizer & rebase/merge workflow automation tool you've ever seen

Asynchronous data type with typed errors.

♞ lichess.org: the forever free, adless and open source chess server ♞

A fault tolerant, protocol-agnostic RPC system

A Git platform powered by Scala with easy installation, high extensibility & GitHub API compatibility

The Community Maintained High Velocity Web Framework For Java and Scala.

A data access library for Scala + Postgres.

Scala combinator library for building Finagle HTTP services

STM monad for cats-effect

Bartosz Milewski's 'Category Theory for Programmers' unofficial PDF and LaTeX source

Doctest for scala

Algebraic graphs

This library has been succeeded by cats-tagless

A minimal, idiomatic Scala interface for HTTP

The pure asynchronous runtime for Scala

Monix integration with Kafka

Lightweight, modular, and extensible library for functional programming.

Asynchronous, Reactive Programming for Scala and Scala.js.

Expressive types for Spark.