typelevel/cats-time

Cats Instances for Java Time

akka-js/shocon

Simple pure-scala Typesafe HOCON implementation using FastParse

sparsetech/trail

Routing library for the Scala platform

typelevel/munit-cats-effect

Integration library for MUnit & cats-effect

outr/reactify

The first and only true Functional Reactive Programming framework for Scala.

com-lihaoyi/geny

Provides the geny.Generator data type, the dual to a scala.Iterator that can ensure resource cleanup

avsystem/scala-commons

AVSystem commons library for Scala

sloshy/fs2-es

Event sourcing utilities for FS2

typelevel/literally

Compile time validation of literal values built from strings

typelevel/claimant

Library to support automatic labeling of ScalaCheck properties.

zio/zio-cli

Rapidly build powerful command-line applications powered by ZIO

satabin/fs2-data

streaming data parsers and manipulation library

julienrf/enum

eed3si9n/expecty

Power assertions (as known from Groovy and Spock) for the Scala language.

japgolly/scalajs-benchmark

Benchmarks: write in Scala or JS, run in your browser. Live demo:

typelevel/coop

Cooperative multithreading as a pure monad transformer

pityka/nspl

pure scala plotting library

scalamolecule/molecule

Non-blocking asynchronous domain-customizable database query language for Scala and Scala.js against the Datomic database.

zio/zio-schema

Compositional, type-safe schema definitions, which enable auto-derivation of codecs and migrations.

chronoscala/chronoscala

A JSR-310 port of nscala_time