Encode / Decode

Encode and decode Base64 strings, URLs, HTML entities, and JWTs — inspect JWT headers and payloads instantly, entirely in your browser.

Base64 Encode/Decode
Encode text to Base64 or decode Base64 to text instantly
URL Encode/Decode
Encode or decode URLs and query string parameters
JWT Decoder
Decode and inspect JSON Web Tokens (JWT) header and payload
HTML Entity Encode/Decode
Encode special characters to HTML entities or decode them back

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