cats by typelevel

Lightweight, modular, and extensible library for functional programming.

created at Jan. 28, 2015, 8:26 p.m.

188 +0

5,259 +6

1,210 +1

scalaz by scalaz

Principled Functional Programming in Scala

created at Jan. 16, 2010, 6:18 a.m.

207 +0

4,668 +1

705 +0

shapeless by milessabin

Generic programming for Scala

created at Dec. 18, 2011, 1:36 p.m.

101 -1

3,394 +0

533 +0

scalacheck by typelevel

Property-based testing for Scala

created at May 26, 2011, 11:44 a.m.

57 +0

1,941 +0

407 +0

mill by com-lihaoyi

Mill is a fast JVM build tool that supports Java and Scala. 2-4x faster than Gradle and 4-10x faster than Maven for common workflows, Mill aims to make your project’s build process performant, maintainable, and flexible

created at Oct. 17, 2017, 3:43 a.m.

51 +0

2,220 +14

358 +5

scalatest by scalatest

A testing tool for Scala and Java developers

created at April 7, 2013, 9:55 p.m.

54 +0

1,153 -1

336 +1

coursier by coursier

Pure Scala Artifact Fetching

created at June 16, 2015, 6:32 p.m.

57 +0

2,041 +2

310 +0

sttp by softwaremill

The Scala HTTP client you always wanted!

created at June 30, 2017, 3:15 p.m.

40 +1

1,457 +1

309 +0

ScalaPB by scalapb

Protocol buffer compiler for Scala.

created at Oct. 2, 2014, 1:11 a.m.

44 +0

1,309 +1

285 +1

specs2 by etorreborre

Software Specifications for Scala

created at Sept. 3, 2010, 1:55 a.m.

30 +0

734 +0

215 +0

bloop by scalacenter

Bloop is a build server and CLI tool to compile, test and run Scala fast from any editor or build tool.

created at Nov. 11, 2017, 9:39 a.m.

24 -1

908 +1

201 +0

scopt by scopt

command line options parsing for Scala

created at March 18, 2012, 7:27 p.m.

36 +0

1,433 +0

164 +0

fastparse by com-lihaoyi

Writing Fast Parsers Fast in Scala

created at Nov. 29, 2014, 8:35 a.m.

33 +0

1,096 +2

164 +0

scala-logging by lightbend-labs

Convenient and performant logging library for Scala wrapping SLF4J.

created at July 16, 2013, 8:24 p.m.

27 +0

910 +1

130 +0

squants by typelevel

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

created at March 6, 2014, 4:28 p.m.

19 +0

923 +0

122 +0

scalatags by com-lihaoyi

ScalaTags is a small XML/HTML construction library for Scala.

created at Nov. 1, 2012, 9:35 p.m.

37 +0

759 +0

117 +0

argonaut by argonaut-io

Purely functional JSON parser and library in scala.

created at Dec. 9, 2012, 12:11 p.m.

25 +0

547 +0

108 +0

chimney by scalalandio

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

created at May 23, 2017, 11:24 a.m.

20 +0

1,176 +2

95 +1

munit by scalameta

Scala testing library with actionable errors and extensible APIs

created at Jan. 3, 2020, 12:01 a.m.

14 +0

431 +0

90 +0

utest by com-lihaoyi

A simple testing framework for Scala

created at Jan. 27, 2014, 3:12 a.m.

15 +0

487 +0

80 +0