Generators
Password Generator
Strong, random passwords with a live strength meter.
20 chars
Entropy
129 bits
log2(charset) × length
Strength
Very strongGenerated with crypto.getRandomValues and rejection sampling — every enabled set contributes at least one character. Nothing is stored or sent anywhere.
About this tool
Generate strong random passwords with your browser’s crypto RNG. Tune length and character sets, skip look-alikes, and see live entropy before you copy.
- 1Set the length and toggle lowercase, uppercase, numbers and symbols.
- 2Optionally exclude look-alike characters to keep passwords easy to transcribe.
- 3Characters are drawn with crypto.getRandomValues using rejection sampling for an unbiased spread.
- 4Read the entropy estimate and strength label, then copy — nothing is stored or transmitted.
Private by design
Everything runs locally in your browser. Your text, files and images are never uploaded to a server — the entire tool works offline once the page has loaded.
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