Crypto, Hashing & Security

SHA Hash Generator

Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes using browser-native Web Crypto.

UUID Generator

Generate UUID v1, v4, and v7 identifiers in bulk — using crypto-random browser APIs.

Password Generator

Generate strong random passwords with configurable length, charset, and an entropy meter.

MD5 Hash Generator

Generate MD5 hashes for checksums and legacy compatibility — runs entirely in your browser.

JWT Decoder / Debugger

Decode JWT headers and payloads, inspect claims, and optionally verify HS256 signatures — all in your browser.

HMAC Generator

Generate HMAC-SHA256, HMAC-SHA512 and other HMAC digests using browser Web Crypto.

Bcrypt Hash & Verify

Hash passwords with bcrypt and verify hashes — using bcryptjs, entirely in your browser.