Crypto & Auth
Hashes, tokens, passwords, and encoding utilities.
JWT Decoder
Decode and inspect JWT header and payload.
cryptodeveloper
JWT Debugger
Decode, verify, and edit JWTs with a signing secret.
cryptodeveloper
Password Generator
Generate strong random passwords with custom rules.
crypto
UUID Generator
Generate v4 UUIDs in bulk — up to 100 at a time.
cryptodeveloper
Hash Generator
Compute MD5, SHA-1, SHA-256, and SHA-512 hashes.
cryptodeveloper
HMAC Generator
Compute HMAC signatures with a shared secret.
cryptodeveloper
Bcrypt Generator / Checker
Hash passwords with bcrypt and verify existing hashes.
crypto
IAB TCF Consent Decoder
Decode IAB TCF v2.2 consent strings — CMP, vendors, purposes, restrictions.
adscrypto
IAB GPP Decoder
Decode Global Privacy Platform strings — US National, state-specific, TCF EU.
adscrypto