Interactive Code Sandbox
Code Sandbox
Run JavaScript, TypeScript, and Python code directly in your browser. All execution happens locally in a secure sandboxed environment.
JavaScript SupportTypeScript SupportMonaco EditorLive ConsoleCode TemplatesPython Support
Language:
Examples:
React:
Security Notice
Do not paste secrets, API keys, or sensitive data. All code runs locally in your browser in a sandboxed environment.
EditorJavaScript
Console
Console output will appear here
Run your code to see results
Security
All code runs in a sandboxed iframe with strict CSP policies. No server-side execution.
Features
Monaco editor with IntelliSense, syntax highlighting, and code formatting.
Python Runtime
Full Python 3.11 via Pyodide with standard library support. Lazy loaded for optimal performance.