JWT decoder

Paste a JSON Web Token to see what it contains and when it expires. The token never leaves your browser.

Try also

• JSON formatter & validator: Pretty-print, minify, sort keys and pinpoint syntax errors.
• Base64 encoder / decoder: UTF-8 text or files to Base64, including URL-safe and Data URLs.
• URL encoder & parser: encodeURIComponent, decoding and breaking a URL into parts.
• HTML entities: Encode or decode special characters for HTML.
• Number base converter: Binary, octal, decimal, hex and any base up to 36.