JSON encode/decode

Convert text to and from JSON format
ENCODE
DECODE
Output

About this tool

Encode, decode, validate, and format JSON data instantly. Pretty-print complex JSON, compress payloads, detect syntax errors, and simplify API debugging, configuration editing, and data exchange with this free browser-based JSON utility.
  • 100% free. No registration required.
  • Runs in the browser. No data is sent to the server.

LIMITS

Unlimited usage via the browser.

Tips

  • - Use JSON encoding to transmit data between a server and web application as text.
  • - Validate JSON data to ensure it is properly formatted before decoding.
  • - Use pretty-printing for easier readability when working with JSON data during development.

Something missing?

Feel free to contact us if you have any suggestions or found a bug.

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