cats

Cloud-native high-performance edge/middle/service proxy

The easy way to learn Scala.

A minimal, idiomatic Scala interface for HTTP

🐱 HTTP Cats API

Asynchronous, Reactive Programming for Scala and Scala.js.

Optics library for Scala

🦄 Monads and popular FP abstractions, powered by Go 1.18+ Generics (Option, Result, Either...)

A data access library for Scala + Postgres.

The Scala HTTP client you always wanted!

Library to work with eBPF programs from Go

Cool vision, learning, and graphics papers on Cats!

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

I CAN HAZ LOGZ?

Simple & Efficient data access for Scala and Scala.js

Principled code generation from OpenAPI specifications

Usage examples and benchmarks between Scalaz and Cats (w/ Haskell ground-truth).

🛒 The Shopping Cart application developed in the book "Practical FP in Scala: A hands-on approach"

typeclass diagram for cats

Generate cat images with neural networks

Functional programming in Dart and Flutter. All the main functional programming types and patterns fully documented, tested, and with examples.