Riju: fast online playground for every programming language

Pick your favorite language to get started:
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A+
ABC
Ada
Afnix
ALGOL 68
Ante
Ante (Cards)
APL
ARM
AsciiDoc
AspectC++
AspectJ
Asymptote
ATS
Awk
Bash
BASIC
Battlestar
bc
Beanshell
Beatnik
Befunge
Binary Lambda Calculus
Boo
Brainf***
Bython
C
C#
C++
Carp
Cat
Ceylon
Chef
CIL
Clean
Clojure
ClojureScript
CMake
Cmd
COBOL
Coconut
CoffeeScript
Common Lisp
Confluence
Crystal
Curry
D
Dafny
Dart
dc
Dhall
Dogescript
DokuWiki
Dylan
eC
Elixir
Elm
Elvish
Emacs Lisp
Emojicode
Entropy
Erlang
Euphoria
F#
Factor
FALSE
Fish
Flex
Forth
FORTRAN
Gambas
GAP
GDB
GEL
Gnuplot
Go
GolfScript
Grass
Groovy
Hack
Haskell
Haxe
HCL
Hexagony
HMMM
Hy
Icon
Idris
Ink
INTERCAL
Io
Ioke
J
Jasmin
Java
JavaScript
jq
JSF***
Julia
Kalyn
Kitten
Kotlin
Ksh
Lazy K
Less
Limbo
Lisaac
LiveScript
LLVM
LOLCODE
Lua
m4
Make
Malbolge
MariaDB
Markdown
MediaWiki
MiniZinc
MIPS
Miranda
MongoDB
MUMPS
MySQL
Neko
Nelua
Nickle
Nim
Oberon
Objective-C
Objective-C++
OCaml
Octave
Odin
Omgrofl
Ook
OpenSCAD
Org
Oz
PARI/GP
Parser3
Pascal
PAWN
Perl
PHP
Pikachu
Pike
PostgreSQL
PostScript
PowerShell
Prolog
PROMELA
PSeInt
Pug
PureScript
Python
Q#
R
Racket
Ratfor
rc
ReasonML
REBOL
Red
Redis
reStructuredText
REXX
RISC-V
roff
Ruby
Rust
S-Lang
SageMath
Sass
Scala
Scheme
Scilab
SCSS
Sed
SETL
Sh
Shakespeare
Slick
Smalltalk
SNOBOL
SQLite
Squirrel
Standard ML
Subleq
Swift
Tabloid
Tcl
Tcsh
TECO
TeX
Textile
Thue
Tiki Wiki
TOML
TWiki
TypeScript
Unison
Unlambda
Vala
Velato
Verilog
Vimscript
Vimwiki
Visual Basic
Whitespace
Wolfram Language
x86
XSLT
YAML
YoptaScript
Yorick
Zig
Zoem
Zot
Zsh
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Created by Radon Rosborough. Check out the project on GitHub.