Index

• APL
• Assembly
• C
• C#
• C++
• ClojureScript
• ColdFusion
• Crystal
• Dart
• Docker
• Elm
• Flutter
• GDScript
• Git
• Go
• Haskell
• HTML and CSS
• Ionic
• Java
• JavaScript
  • AngularJS
• Kotlin
• Kubernetes
• Multiple Languages
• .Net
• Nim
• Node.js
• OCaml
• Perl
• PHP
• Python
• R
• React
• Redis
• Regular Expressions
• Ruby
• Rust
• RxJS
• Scala
• Scratch
• Solidity
• SQL
• Svelte
• Swift
• TypeScript
  • Angular
• V

APL

• APLgolf
• ngn/apl
• TryAPL
• TryAPL Mini

Assembly

• Educational Visual CPU Simulator - Renato Cortinovis, Nicola Preda, Jonathan Cancelli, Alessandro Belotti, Davide Riva (JAVA, JAR)

C

• InterviewBit - Online C Compiler IDE
• JDoodle - Online C Compiler IDE
• Programiz - Online C Compiler
• SoloLearn

C#

• Programiz - Online Compiler
• SoloLearn

C++

• Coding Blocks
• Coding Minutes
• InterviewBit
• LabStack
• OnlineGDB
• SoloLearn

ClojureScript

• Replumb REPL
• Web REPL

ColdFusion

• TryCF

Crystal

• Compile & run code in Crystal

Dart

• DartPad
• Replit

DevOps

• KodeKloud

Docker

• Play with Docker

Elm

• Ellie
• Try Elm!

Flutter

• Codepen
• Flutter Studio

GDScript

• GDScript

Git

• Git

Go

• Go Playground
• SoloLearn

Haskell

• Try Haskell

HTML and CSS

• CodePen
• CSSdeck
• Dabblet
• Flexy Boxes
• SoloLearn
• Tailwind Play

Ionic

• StackBlitz

Java

• InterviewBit - Online Java Compiler IDE
• JDoodle - Online Java Compiler Advanced IDE
• JDoodle - Online Java Compiler IDE
• Programiz - Online Java Compiler
• repl.it (including a separate Java/Swing)
• SoloLearn

JavaScript

• CodeHS
• CodePen
• CodeSandbox.io
• Esfiddle
• Grasshopper (Google account required)
• Hello Website - (Glitch) (Account requested, not required)
• InterviewBit - Online JavaScript Compiler IDE
• JSBin
• JSFiddle
• OneCompiler
• PlayCode
• Plunker
• SoloLearn

AngularJS

See also … Angular

• StackBlitz

Kotlin

• Kotlin
• Kotlin Playground
• SoloLearn

Kubernetes

• Play with Kubernetes

Multiple Languages

• CodeChef

.NET

• .NET Fiddle

Nim

• Nim Playground - nim-lang.org

NodeJS

• Hello Node - (Glitch) (Account requested, not required)
• Ideone
• MDX Playground
• SoloLearn

OCaml

• OCaml Playground
• Try OCaml

Perl

• Perl

PHP

• Codepad
• ExtendsClass
• PHPFiddle
• PHPTester
• SoloLearn

Python

• Codepad
• InterviewBit - Online Python Compiler IDE
• Programiz.com
• Pynative.com
• Python Trinket
• Python Tutor
• Python.org Shell
• Repl.it - NiceDualPoint
• SoloLearn
• Try Python - Jakub T. Jankiewicz

R

• R-Fiddle
• Rextester
• SoloLearn

React

• CodeSandbox.io
• Hello React - (Glitch) (Account requested, not required)
• jscomplete
• StackBlitz

Redis

• Try Redis

Regular Expressions

• iHateRegex: regex for playground - Geon George
• Regex Tester and Debugger Online - Javascript, PCRE, PHP - Dan’s Tools
• Regex101: build, test, and debug regex - Firas Dib (regex101.com)
• RegExr: Learn, Build, \& Test RegEx - GSkinner Inc.

Ruby

• Codepad
• SoloLearn
• TryRuby

Rust

• Rust Playground

RxJS

• StackBlitz

Scala

• JDoodle
• Scastie

Scratch

• Scratch.mit.edu

Solidity

• ETH.Build - Austin Thomas Griffith
• Remix IDE - ethereum.org

SQL

• Extends Class
• SQLFiddle
• SQLite Online

Svelte

• StackBlitz
• Svelte REPL

Swift

• Online Swift Playground
• SoloLearn

TypeScript

• Playground
• StackBlitz
• TypeScript: TS Playground

Angular

See also … AngularJS

• Plunker
• StackBlitz

V

• V Playground - vlang.io