10

8

6

4

2


9.7

9.4
cats

8.2

9.1
scala.meta

9.7

8.7
Scalaz

8.6

9.4
Scalactic

8.5

8.7
refined

6.0

8.0
tinylog

44 Extensions packages and projects

  • cats

    9.7 9.4 Scala
    Lightweight, modular, and extensible library for functional programming.

  • scala.meta

    8.2 9.1 Scala
    A clean-room implementation of a metaprogramming toolkit for Scala.

    • Scout APM uses tracing logic that ties bottlenecks to source code so you know the exact line of code causing performance issues and can get back to building a great product faster.
    Sponsored scoutapm.com

  • Scalaz

    9.7 8.7 Scala
    An extension to the core Scala library for functional programming.

  • Scalactic

    8.6 9.4 Scala
    Small library of utilities related to quality that helps keeping code clear and correct.

  • refined

    8.5 8.7 Scala
    Simple refinement types with compile- and runtime checking

  • tinylog

    6.0 8.0 L2 Java
    Lightweight logging framework with native logging API for Scala.

  • Monocle

    8.7 8.8 Scala
    An Optics/Lens library for purely functional manipulation of immutable objects.

  • Eff

    6.6 8.5 Scala
    Extensible effects are an alternative to monad transformers for computing with effects in a functional way.

  • scribe

    5.3 9.0 Scala
    Practical logging framework that doesn't depend on any other logging framework and can be completely configured programmatically.

  • Twitter Util

    9.4 8.2 Scala
    General-purpose Scala libraries, including a future implementation and other concurrency tools.

  • Ammonite-Ops

    9.2 8.1 Scala
    Safe, easy, filesystem operations in Scala as convenient as in the Bash shell.

  • Chimney

    7.3 6.7 Scala
    Scala library for boilerplate-free data transformations.

  • Shapeless

    9.5 6.6 Scala
    A type class and dependent type based generic programming library for Scala.

  • n-scala

    7.7 7.4 Scala
    Scala wrapper for Joda Time.

  • Simulacrum

    7.8 5.2 Scala
    First class syntax support for type classes in Scala.

  • better-files

    8.6 5.4 Scala
    Simple, safe and intuitive Scala I/O. better-files is a dependency-free pragmatic thin Scala wrapper around Java NIO.

  • Log4s

    4.3 6.3 Scala
    Fast, Scala-friendly logging bindings on top of SLF4J. Uses macros for extreme performance.

  • Enumeratum

    8.1 4.3 Scala
    A macro to replace Scala enumerations with a sealed family of case objects. This allows additional checks for the compiler, e.g. for missing cases in a match statement. Has additinal support for Json libraries and the Play framework.

  • Quicklens

    7.1 3.4 Scala
    modify deeply nested case class fields with an elegant API

  • Scala Graph

    6.8 2.4 Scala
    A Scala library with basic graph functionality that seamlessly fits into the Scala standard collections library.

  • Scala Async

    8.3 4.8 Scala
    An asynchronous programming facility for Scala.

  • Scala-Logging

    7.8 2.9 Scala
    Convenient and performant logging library for Scala wrapping SLF4J.

  • chronoscala

    4.4 2.3 Scala
    Scala wrapper for Java Date/Time API.

  • Play monadic actions

    4.2 2.0 Scala
    A simple scala DSL to allow clean and monadic style for Play! Actions

  • Lamma

    3.2 1.1 Scala
    A Scala date library for date and schedule generation.

  • Hamsters

    5.6 0.0 Scala
    A mini Scala utility library. Compatible with functional programming beginners. Featuring validation, monad transformers, HLists, Union types.

  • Squid

    4.5 0.9 Scala
    Type-safe metaprogramming framework with typed, hygienic quasiquotes.

  • Each

    5.5 0.0 Scala
    A macro library that converts native imperative syntax to Scalaz's monadic expressions.

  • enableIf.scala

    3.3 0.0 Scala
    A library that switches Scala code at compile-time, like #if in C/C++.

  • Records for Scala

    4.4 0.0 Scala
    Labeled records for Scala based on structural refinement types and macros.

  • Freasy Monad

    3.3 0.0 Scala
    Easy way to create Free Monad using Scala macros with first-class Intellij support.

  • Sauron

    4.2 0.0 Scala
    Lightweight lens library in less than 50-lines of Scala.

  • wvlet-log

    2.3 0.0 Scala
    A library for enhancing your application logs with colors and source code locations.

  • Freedsl

    2.1 0.0 Scala
    A library to implement composable side effects, weaving typeclasses on a wrapping type and the free monad.

  • idid

    1.3 0.0 Scala
    A library to define common interfaces for different Id types.

  • pico-event

    1.5 0.0 Scala
    Tiny publish subscribe library

  • LArray

    6.2 0.0 Scala
    Large off-heap arrays (> 2GB) and mmap files.

  • Stateless Future

    5.0 0.0 Scala
    Asynchronous programming in fully featured Scala syntax.

  • Freestyle

    7.2 0.0 Scala
    A cohesive & pragmatic framework of FP centric Scala libraries.

  • Scala Blitz

    4.8 0.0 Scala
    A library to speed up Scala collection operations by removing runtime overheads during compilation, and a custom data-parallel operation runtime.

  • Resolvable

    2.1 0.0 Scala
    A library to optimize fetching immutable data structures from several endpoints in several formats.

  • Rapture

    4.9 0.0 Scala
    a collection of libraries for common, everyday programming tasks (I/O, JSON, i18n, etc.)

  • Persist-Logging

    2.3 0.0 Scala
    Comprehensive logging library for Scala.

  • Cassovary

    8.6 0.0 Scala
    A Scala library that is designed from the ground up for space efficiency, handling graphs with billions of nodes and edges.

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