Estimate how long a password would take to crack and see which choices are weakening it.
Passphrase Generator
Make diceware-style passphrases from the 2048-word BIP39 list, with its entropy in bits and a plain-language strength estimate.
Htpasswd Generator
Turn usernames and passwords into bcrypt, APR1-MD5 or SHA-1 lines for Apache and nginx basic-auth password files, hashed in your browser.