Hashes and encoders

Hash generator

MD5, SHA-1, SHA-256, SHA-512 and CRC32 of text and files, download verification and HMAC.

Encode and decode

Base64, hex, URL, HTML, binary and Unicode, with auto-detection.

Hash identifier

Which hash is this? bcrypt, Argon2, /etc/shadow, NTLM… and whether it is fit for passwords.

Metadata cleaner

See what your photos and documents reveal (GPS, phone, author, company) and download them clean. Nothing is uploaded.

Invisible text

Hide messages in an emoji or text and detect hidden characters: prompt injection, Trojan Source and watermarks.

TOTP generator

Secrets and QR for your authenticator, the live code, and why a 2FA code fails.