#
Hash & Encoding
Hashes, HMAC, Base64, URL encoding and JWT.
MD5 Generator
Compute an MD5 hash of any text.
SHA-256 Generator
Compute a SHA-256 hash of any text.
Base64 Encode
Encode text to Base64 (UTF-8 safe).
Base64 Decode
Decode Base64 back to plain text.
URL Encode
Percent-encode text for safe use in URLs.
URL Decode
Decode percent-encoded URL text back to plain text.
JWT Decoder
Decode a JWT header and payload and check its expiry.
JWT Signer
Build and sign a JWT with an HMAC secret (HS256/384/512) to test auth flows.
HMAC Generator
Sign a message with a secret key (SHA-1/256/384/512).