Encoder / Decoder
Encode and decode data between formats. Base64, URL percent-encoding, HTML entities, and hex.
Encode converts data between transport formats (Base64, URL %, hex).
For escaping strings within code contexts (regex, shell, SQL, JSON), use String Escaper.
For JWT tokens, use the dedicated JWT Decoder.
curl -X POST -d 'input=SGVsbG8=&type=base64-decode' swissarmydev.tools/encode