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Small ideas. Real code.

Choose from 27 languages. Start with a simple program, make it your own, and explore what happens.

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27 editors · HTML and CSS previews run in your browser

27 of 27 languages
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8086 Assembly

Write, save, and explore 8086 Assembly code.

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Python

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C

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C++

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HTML

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CSS

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Java

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JavaScript

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TypeScript

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C#

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Go

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Rust

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Kotlin

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Dart

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PHP

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Ruby

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Scala

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Lua

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Perl

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Bash

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SQL (SQLite)

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R

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Haskell

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Elixir

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Clojure

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Fortran

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Pascal

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