MD5 hash generator
Generate an MD5 hash from any text in your browser. Free MD5 checksum tool: type a string, get a 32-character hex digest instantly. UTF-8 input, copy-ready output, no upload.
Text to SHA-1
Compute a SHA-1 digest from any text in your browser. UTF-8 input, hexadecimal output, instant updates, copy to clipboard.
Text to SHA-256
Generate a SHA-256 hash from any text in the browser. Fast, UTF-8 aware, hex output, no server roundtrip.
Text to SHA-512
Compute SHA-512 from text in your browser. UTF-8 input, 128 hex characters, copy-ready.
HMAC generator
Compute HMAC with your secret key and message in the browser. Choose SHA-256, SHA-512, or SHA-1. Hex output, no upload.
Bcrypt generator
Generate bcrypt password hashes and verify passwords against a hash. Adjustable cost, runs in your browser with bcryptjs.
Password generator
Generate strong random passwords with adjustable length and character sets. Uses crypto.getRandomValues in the browser.
UUID generator
Generate RFC 4122 version 4 UUIDs in your browser. One click for a new random UUID, copy to clipboard.
Hash compare
Compare two hash strings side by side. Optional case-insensitive comparison for hex digests. Runs locally in your browser.