wix/accord

Accord: A sane validation library for Scala

softwaremill/stringmask

A micro-library for macro-based case class field masking in .toString

lloydmeta/diesel

Boilerplate-free Tagless Final / typed-final / Finally Tagless DSLs in Scala

mattroberts297/slf4s

A Simple Logging Facade for Scala

4lex1v/macro-experiments

Empowering FP in Scala at compile time

scalalandio/pulp

Scala library for guiceless dependency injection

vitorsvieira/dilate

Nearly zero runtime object allocation powered by scalameta. Value class and Unboxed Tagged Type generation at compile-time.

plokhotnyuk/jsoniter-scala

Scala macros for compile-time generation of ultra-fast JSON codecs

johnreedlol/scala-trace-debug

Macro based print debugging. Locates log statements in your IDE.

xuwei-k/zeroapply

zero cost Apply/Applicative syntax

scalamolecule/molecule

Scala meta-DSL for Datomic, the immutable database of facts

xuwei-k/applybuilder

scalaz.Apply builder

avsystem/scala-commons

AVSystem commons library for Scala

sksamuel/monkeytail

Macro derived validation for cats.data.Validated

tinkoffcreditsystems/aerospike-scala

Typesafe DSL for work with Aerospike Database

japgolly/microlibs-scala

makkarpov/scalingua

A simple gettext-like internationalization (aka i18n) library for Scala and Play Framework

lightbend/scala-logging

Convenient and performant logging library for Scala wrapping SLF4J.