Alternatives and similar repositories for speed:

Users that are interested in speed are comparing it to the libraries listed below

• alexandru / sincron
  Concurrency tools for Scala, with equivalents for Scala.js.
  ☆50Updated 8 years ago
• cvogt / compossible
  Scala Records: Extensible records and type-indexed maps
  ☆82Updated 9 years ago
• nativelibs4java / scalaxy-streams
  Scalaxy/Streams: make your Scala collections faster!
  ☆58Updated 6 years ago
• nicolasstucki / multisets
  Open source implementation of multi-sets (or bags) for Scala collection
  ☆52Updated 7 years ago
• outr / scalarelational
  Type-Safe framework for defining, modifying, and querying SQL databases
  ☆58Updated 9 months ago
• milessabin / macro-compat
  macro-compat is a small library which allows you to compile macros with Scala 2.10.x which are written to the Scala 2.11/2 macro API.
  ☆84Updated 5 years ago
• japgolly / univeq
  Safer universal equivalence (==) for Scala.
  ☆59Updated 5 months ago
• jeremyrsmith / patchless
  Patch data type for Scala and shapeless
  ☆61Updated 4 years ago
• ThoughtWorksInc / enableIf.scala
  A library that toggles Scala code at compile-time, like #if in C/C++
  ☆66Updated 6 months ago
• vitorsvieira / dilate
  Nearly zero runtime object allocation powered by scalameta. Value class and Unboxed Tagged Type generation at compile-time.
  ☆80Updated 7 years ago
• runarorama / latr
  A scala macro for reasonable lazy semantics
  ☆84Updated last week
• chris-twiner / scalesXml
  Alternate Scala XML library
  ☆78Updated 8 months ago
• aaronp / riff
  yet another Raft implementation
  ☆15Updated 6 years ago
• mdedetrich / soda-time
  Scala/Scala.js port of JodaTime to Scala/Scala.js
  ☆84Updated 8 years ago
• netvl / picopickle
  A simple yet extensible shapeless-based serialization library
  ☆83Updated 4 years ago
• LPTK / Boilerless
  Beautiful Syntax for Sealed Class Hierarchies
  ☆38Updated 8 years ago
• cvogt / scala-extensions
  Useful extensions for the Scala standard library
  ☆41Updated 7 years ago
• adamw / scala-macro-aop
  ☆44Updated 11 years ago
• piotrMocz / scalajs-java
  Project aims to compile Java sources into Scala.js IR
  ☆30Updated 7 years ago
• dotty-linker / dotty
  Modified version of dotty suporting language specific and library-specific optimizations
  ☆37Updated 8 years ago
• arhelmus / easy-rpc
  Small library for creating RPC service without any headache
  ☆15Updated 6 years ago
• scala-yinyang / scala-yinyang
  Library for deep embedding of DSLs based on Scala macros.
  ☆74Updated 9 years ago
• HouzuoGuo / schale
  A subprocess interface for Scala
  ☆97Updated 9 years ago
• olafurpg / scala-db-codegen
  Scala code/boilerplate generator from a db schema
  ☆50Updated 6 years ago
• typelevel / shapeless-contrib
  Interoperability libraries for Shapeless
  ☆77Updated 7 years ago
• japgolly / scalaz
  An extension to the core Scala library for functional programming.
  ☆17Updated 6 years ago
• mpilquist / local-implicits
  Scala compiler plugin which provides syntax for working with locally declared implicit values
  ☆54Updated 9 years ago
• Verizon / sbt-blockade
  Warn or ban particular dependencies in a build to prevent usage.
  ☆48Updated 6 years ago
• knutwalker / akka-stream-json
  ☆28Updated 6 years ago