typelevel/mouse

A small companion to cats

lemonlabsuk/scala-uri

Simple scala library for building and parsing URIs

christopherdavenport/log4cats

Logging Tools For Interaction with cats-effect

scala/scala-xml

The standard Scala XML library

typelevel/cats-mtl

cats transformer type classes.

alexarchambault/scalacheck-shapeless

Generation of arbitrary case classes / ADTs instances with scalacheck and shapeless

thoughtworksinc/dsl.scala

A framework to create embedded Domain-Specific Languages in Scala

typelevel/machinist

Spire's macros for zero-cost operator enrichment

outr/youi

Next generation user interface and application development in Scala and Scala.js for web, mobile, and desktop.

zio/zio-json

Fast, secure JSON library with tight ZIO integration.

djspiewak/shims

Seamless interop layer between cats and scalaz

lihaoyi/fansi

Scala/Scala.js library for manipulating Fancy Ansi colored strings

danielasfregola/random-data-generator

Random generator of test data in Scala based on Scalacheck and Shapeless

alexarchambault/plotly-scala

Scala bindings for plotly.js

monix/minitest

The super light testing library for Scala and Scala.js

japgolly/nyaya

Random Data Generation and/or Property Testing in Scala & Scala.JS.

cb372/cats-retry

scalameta/munit

Scala testing library with actionable errors and extensible APIs

log4s/log4s

High-performance SLF4J wrapper for Scala.

databricks/sjsonnet