JSON Formatter & Validator
Validate JSON and format it for reading or compact transfer.
DeveloperDeveloper tools
Password Generator
Generate random passwords with the browser’s cryptographic API.
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How to use password generator
- Set Password length from 8 to 128 and How many passwords? from 1 to 20.
- Enable the character groups accepted by the destination service.
- Select Generate passwords and save each chosen secret in your password manager.
Work through an example
Choose password length and character groups, understand browser cryptographic randomness, and save each generated secret safely.
Generate a password that fits a site's character rules →Formats, privacy, and practical limits
This tool processes the values you enter in your browser. No account or upload to ERITHRA is required.
Files and generated results exist only for this tab session. Download any result you want to keep before leaving the page. Browsers may use temporary memory or disk cache while processing.
Frequently asked questions
Will every selected character group appear?
Yes. Each generated password includes at least one character from every enabled group before the characters are shuffled.
Can I specify a custom symbol alphabet?
No. The Symbols option uses a fixed alphabet; the tool does not provide a custom character-set field.