REPLs & Playgrounds

repls.md

Language	Url
	https://repl.it
	https://ideone.com/
	https://dotnetfiddle.net/
Scala	https://scastie.scala-lang.org
ScalaJS	https://scalafiddle.io/
Elm	http://elm-lang.org/try
Elixir	http://elixirplayground.com
R	http://www.r-fiddle.org
Octave	https://octave-online.net/
Idris	https://tryidris.herokuapp.com/console
Moonscript	http://moonscript.org/compiler/
Hy	https://try-hy.appspot.com/
Crystal	https://play.crystal-lang.org/#/cr
ReasonML	https://reasonml.github.io/try
Julia	https://next.juliabox.com/
Kotlin	https://try.kotlinlang.org/
TypeScript	https://www.typescriptlang.org/play/
Rust	https://play.rust-lang.org