The developer tools you reach for every day, all in one place.

Converters, formatters, hashes, validators, and the small utilities you keep reopening stay together instead of getting lost across tabs.

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109 tools

/ Password Generator

Password Length (4-128)

Character Types

Lowercase (a-z)

Uppercase (A-Z)

Numbers (0-9)

Symbols (!@#$%^&*...)

/ Selected Tool

Password Generator

Generate secure random passwords

■ 01

What is a Password Generator?

A password generator is a tool that creates random, secure passwords using a combination of character types (lowercase, uppercase, numbers, and symbols). It helps users create strong, unpredictable passwords that are re…

■ 02

How does it work?

Generation Process The generator creates passwords by randomly selecting characters from a pool of available character types you choose. For each position in the password, it uses cryptographic random number generation…

■ 03

Sample Cases

Covers Strong password example and Alphanumeric only so you can compare common inputs and outputs quickly.

/ Code

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/ Integration

Source code from the selected tool, shown here alongside the live version on the right.

/ Source Code

TypeScript

typescript

// No external dependencies needed - uses built-in crypto API

const LOWERCASE = 'abcdefghijklmnopqrstuvwxyz';
const UPPERCASE = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
const NUMBERS = '0123456789';
const SYMBOLS = '!@#$%^&*()_+-=[]{}|;:,.<>?';

interface PasswordOptions {
  length: number;
  includeLowercase: boolean;