Programming Practice Sites

APL

• APLgolf

• ngn/apl

• TryAPL

• TryAPL Mini

Assembly

• Command Challenge - Command Challenge

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

• OverTheWire - OverTheWire

Bash

• Terminus - MIT

C

• InterviewBit - Online C Compiler IDE

• JDoodle - Online C Compiler IDE

• Programiz - Online C Compiler

• SoloLearn

C#

• OnlineGDB

• 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

• DevOps Dream - DevOps Dream

• KodeKloud

Docker

• Play with Docker

Elm

• Ellie

• Try Elm!

Flutter

• Codepen

• Flutter Studio

GDScript

• GDScript

Git

• Git

Go

• Go Playground

• SoloLearn

Gremlin

• Gremlify

Haskell

• Try Haskell

HTML and CSS

• CodePen

• CSSdeck

• Dabblet

• Flexbox Froggy - Codepip

• Flexy Boxes

• Grid Garden - Codepip

• Learn advanced html and css - The Odin Project

• Learn Intermediate html and css - The Odin Project

• LiveCode - LiveCode

• SoloLearn

• Tailwind Play

Ionic

• StackBlitz

Java

• InterviewBit - Online Java Compiler IDE

• JDoodle - Online Java Compiler Advanced IDE

• JDoodle - Online Java Compiler IDE

• OnlineGDB

• 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

• Liveweave - Amit Sen

• OneCompiler

• PlayCode

• Plunker

• SoloLearn

AngularJS

ℹ️ 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

• PHPTester

• SoloLearn

Python

• Codepad

• InterviewBit - Online Python Compiler IDE

• OnlineGDB

• Programiz.com

• Pynative.com

• Python Trinket

• Python Tutor

• Python.org Shell

• Repl.it - NiceDualPoint

• SoloLearn

• Try Python - Jakub T. Jankiewicz

R

• myCompiler

• R-Fiddle

• Rextester

• SoloLearn

React

• CodeSandbox.io

• Hello React - (Glitch) (Account requested, not required)

• jscomplete

• PlayCode

• 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)

• Regexper - Jeff Avallone

• 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

ℹ️ See also … AngularJS

• Plunker

• StackBlitz

V

• V Playground - vlang.io

Vim

• Vim Adventure - Doron Linder

• Vim Genius - Vic Ramon, Rye Mason