Password Generator

Create strong random passwords and check their strength.

The Password Generator creates strong random passwords with configurable length and character sets. It also analyzes password strength, entropy and character coverage so you can check generated or existing passwords.

Output

Check password

Password strength

Entropy: 0 bits

Very weak

8+ chars Fail12+ chars FailUppercase FailLowercase FailDigits FailSymbols Fail

How to use

Set the password length and enable the character groups you want.
Optionally exclude ambiguous characters and edit the excluded character list.
Click Generate, review the strength analysis, and copy the password.

Frequently asked questions

How is randomness generated?

Passwords use the browser crypto API rather than Math.random.

Why should I avoid ambiguous characters?

Excluding characters such as 0, O, 1 and l makes passwords easier to type and read.

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