Generate passwords, passphrases, cryptographic tokens and hashes directly
inside your browser. No accounts. No tracking. No generated secrets sent to the server.
Secure Password Generator
Cryptographically secure randomness using the browser Web Crypto API.
Entropy: 0 bitsStrength: —
Password length24
Passphrase Generator
Generate memorable random combinations from a local word list.
Number of words
Separator
Token / API Key Generator
Generate random keys suitable for application secrets and PSKs.
Random bytes
Format
Local Password Analyzer
The password stays inside this page and is never submitted.
Length: 0Estimated entropy: 0 bitsRating: —
Hash Calculator
Calculate SHA hashes locally with Web Crypto.
Algorithm
Result
Encode / Decode
Convert text locally between common formats.
Format
Operation
Result
NO SERVER STORAGEGenerated secrets are never submitted to GenSelf.
WEB CRYPTO APISecure random values come from your browser's cryptographic RNG.
NO THIRD-PARTY CODENo analytics, external fonts or JavaScript CDN dependencies.