Enter text to compute SHA-1, SHA-256, SHA-384, and SHA-512 hashes.
Your data is hashed entirely in your browser. Nothing is stored, logged, or sent to a server.
JWT Decoder
Decode JWT headers and payloads — no secret needed.
Password Generator
Generate secure random passwords with configurable length and character sets.
Secret / Token Generator
Generate cryptographically random secrets and tokens for API keys, JWT secrets, and more.
ASCII / Char Code Viewer
Paste a string to see each character with its numeric code point underneath.