Riju: fast online playground for every programming language

Pick your favorite language to get started:
Ada
ALGOL 68
ARM
AsciiDoc
ATS
Bash
BASIC
Befunge
Brainf***
C
Cmd
Common Lisp
Confluence
C++
Crystal
C#
Clojure
ClojureScript
COBOL
CoffeeScript
D
Dart
Dhall
DokuWiki
Elixir
Elm
Elvish
Emacs Lisp
Erlang
Factor
Fish
Forth
FORTRAN
F#
Go
Groovy
Haskell
HCL
Ink
INTERCAL
Java
Julia
Kalyn
Kotlin
Ksh
Less
LiveScript
LLVM
LOLCODE
Lua
Malbolge
Markdown
MediaWiki
MIPS
MUMPS
Nim
Node.js
Objective-C
OCaml
Octave
Org
Pascal
Perl
PHP
PowerShell
Prolog
Pug
PureScript
Python
R
Racket
ReasonML
reStructuredText
RISC-V
roff
Ruby
Rust
Sass
Scala
Scheme
SCSS
Sh
Shakespeare
Smalltalk
SNOBOL
SQLite
Standard ML
Swift
Tcl
Tcsh
TeX
Textile
Tiki Wiki
TOML
TWiki
TypeScript
Unlambda
Vimscript
Vimwiki
Visual Basic
Whitespace
Wolfram Language
x86
YAML
Zsh

Created by Radon Rosborough. Check out the project on GitHub.