Generate Passwords Online: Free Secure Password Generator
Create strong, random passwords and passphrases: generated locally and never stored.
How to generate passwords
To generate a strong password, use a password generator to set the length and choose which character sets to include (uppercase, lowercase, numbers and symbols) or switch to a passphrase of random memorable words. The tool uses the browser's cryptographically secure random source, so each result is unpredictable and unique. Because generation happens entirely on your device, the password is never transmitted or logged. Pair it with the strength checker and hash tools listed below to audit and store credentials safely.
4 tools for this task
Every one is free, private and runs in your browser. No sign-up.
Hash Generator
Compute MD5, SHA-1, SHA-256, SHA-384 and SHA-512 checksums of any text or file at once, generate HMAC signatures with your own key, and verify a download against its expected hash, all in your browser, nothing uploaded.
UUID Generator
Generate secure UUIDs instantly, random v4, time-ordered v7, or the nil UUID. Bulk-generate up to 1,000, copy or export as TXT/CSV, all in your browser.
NanoID Generator
Generate secure, URL-safe Nano IDs in your browser with a live size slider, alphabet presets, a custom alphabet, bulk output up to 1,000 and a real-time collision-odds estimate. Nothing is uploaded.
Password Generator
Generate strong, crypto-secure passwords and memorable passphrases in your browser: control length, character sets, look-alikes and guaranteed classes, with a live entropy meter. Nothing is uploaded.
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Start with Hash Generator
Free, private and instant: everything runs in your browser.