Code Playground

An interactive code editor with support for multiple languages and real-time execution.

Note: JavaScript, TypeScript, JSX and TSX run in a sandboxed Web Worker with a 5-second timeout. HTML and CSS render in a sandboxed live preview; Python is coming soon.
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Features

  • Sandboxed JavaScript/TypeScript/JSX execution (Web Worker)
  • 5-second timeout protection
  • Console capture (log, warn, error, info)
  • Syntax highlighting for multiple languages
  • Dark and light themes
  • Auto-formatting & code templates

Keyboard Shortcuts

  • Ctrl+S - Save & format code
  • Ctrl+Enter - Run code
  • Ctrl+Shift+F - Format document
  • F11 - Toggle fullscreen
  • Ctrl+M - Toggle Tab moving focus out of the editor

Supported Languages

  • JavaScript/JSX (with execution)
  • TypeScript/TSX (with transpilation)
  • Python (coming soon)
  • HTML (live preview)
  • CSS (live preview)