Encoders & Decoders
Translate data in and out of the encodings the web runs on — Base64, percent-encoding and JSON Web Tokens — and see exactly what's inside them.
CLIENT-SIDE
Base64 Decoder & Encoder
Encode text or files to Base64 format or decode Base64 strings.
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New
JWT Decoder
Decode and inspect JWT tokens instantly. View header, payload, signature, expiration status, and time claims.
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New
URL Encoder & Decoder
Encode or decode URLs and URI components instantly. Supports encodeURIComponent for query parameters and encodeURI for full URLs.
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