Encoding & Decoding Tools

Securely encode and decode Base64, URLs, and JWTs. Operations happen exclusively in your browser. Select a tool below to begin processing your data securely. All tools are 100% private.

Base64 Encode/Decode

encode

Encode and decode Base64 data instantly in your browser. A free, secure tool for developers that processes everything locally with no server uploads.

JWT Decoder

encode

Decode JSON Web Tokens (JWT) instantly in your browser. Safely inspect header, payload, and signature without sending tokens over the network.

URL Encode/Decode

encode

URL Encode and Decode strings instantly. A free, secure developer tool for processing query parameters and URIs locally in your browser.