Awesome Scala

milessabin/shapeless   2.4.0-M1

Generic programming for Scala

scalalandio/chimney   1.8.2

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

lloydmeta/enumeratum   1.9.1

A type-safe, reflection-free, powerful enumeration implementation for Scala with exhaustive pattern match warnings and helpful integrations.

typelevel/simulacrum   1.0.1

First class syntax support for type classes in Scala

typelevel/kind-projector   0.10.3

Compiler plugin for making type lambdas (type projections) easier to write

softwaremill/magnolia   1.3.18

Easy, fast, transparent generic derivation of typeclass instances

oleg-py/better-monadic-for   0.3.1

Desugaring scala `for` without implicit `withFilter`s

arainko/ducktape   0.2.10

Automatic and customizable compile time transformations between similar case classes and sealed traits/enums, essentially a thing that glues your code. Scala 3 only. Or is it duct 🤔

thoughtworksinc/dsl.scala   2.0.0+39-4dd79a87

A framework to create embedded Domain-Specific Languages in Scala

thoughtworksinc/each   3.3.2

A macro library that converts native imperative syntax to scalaz's monadic expressions

typelevel/shapeless-3   3.5.0

Generic programming for Scala

scala-records/scala-records   0.4

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

mateuszkubuszok/hearth   0.2.0

The first Scala macros' standard library.

thangiee/freasy-monad   0.7.0

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

alexarchambault/data-class   0.2.7

case-classes with better binary compatibility story

thoughtworksinc/enableif.scala   1.2.0

A library that toggles Scala code at compile-time, like #if in C/C++

miniboxing/miniboxing-plugin   0.4-M8

Miniboxing is a program transformation that improves the performance of Scala generics when used with primitive types. It can speed up generic collections by factors between 1.5x and 22x, while maintaining bytecode duplication to a minimum. You can easily add miniboxing to your sbt project:

iscpif/freedsl   0.10

Practical effect composition library based on abstract wrapping type and the free monad

bishabosha/enum-extensions   0.1.1

Generic Framework over Scala 3 enumerations

katrix/perspective   0.3.0

Higher kinded data in Scala