Encoding Tools

Encode and decode data between formats like Base64, URL, and JWT.

3 tools

Base64 Encoder Decoder Free online Base64 encoder decoder — encode text to Base64 and decode Base64 strings instantly. 100% browser-based, no data sent to servers.
JWT Decoder Free online JWT decoder — paste any JSON Web Token to instantly view the header, payload, and expiry. 100% browser-based, your token never leaves your machine.
URL Encoder Decoder Free online URL encoder decoder — encode special characters to percent-encoded format and decode URLs instantly. Browser-based, no data sent to servers.