Password generator. Generate strong, cryptographically secure random passwords or memorable passphrases with customizable word count, length, character sets, and strength meter.
100% browser-based — your data never leaves your device
Generate strong, secure random passwords with customizable options.
Use the slider to choose a length between 4 and 128 characters.
Toggle uppercase, lowercase, numbers, and symbols on or off as needed.
Enable 'exclude ambiguous' to remove look-alike characters for readability.
Click Generate and copy your secure password to the clipboard.
Ctrl+Enter to generate password
Decode and inspect JWT tokens instantly.
Password GeneratorGenerate strong, secure random passwords with customizable options.
Passphrase GeneratorGenerate memorable, secure passphrases from word lists.
UUID GeneratorGenerate UUID v4 identifiers instantly.
UUID ValidatorValidate UUID strings and identify the version (v1, v2, v3, v4, v5).
Hash GeneratorGenerate SHA-1, SHA-256, SHA-384, and SHA-512 hashes from text.
JWT GeneratorGenerate signed JWT tokens for testing with custom headers and payloads.
Bcrypt Hash GeneratorGenerate bcrypt password hashes with configurable salt rounds.
API Key GeneratorGenerate cryptographically secure API keys in hex, base64, alphanumeric, and UUID formats.
HMAC GeneratorGenerate HMAC hashes with SHA-256, SHA-384, and SHA-512 algorithms.
AES EncryptEncrypt and decrypt text using AES-256-GCM with a password-based key.
Password Generator is a free online security tool that generate strong, secure random passwords with customizable options. It works entirely in your browser — no downloads, no installations, and no server uploads required. security engineers, backend developers, system administrators use Password Generator when they need a fast, privacy-respecting way to process security data without installing additional software. It supports capabilities such as custom length, character sets, exclude ambiguous. Additional features include strength meter. Common use cases include generating strong passwords for user accounts and admin panels, creating temporary credentials during onboarding, generating api keys and application secrets. All processing happens locally using modern browser APIs, which means your data never leaves your device. This makes Password Generator ideal for working with sensitive data, proprietary code, or any situation where privacy matters.
Password Generator is a free online security tool that helps you generate strong, secure random passwords with customizable options. Key capabilities include custom length, character sets, exclude ambiguous. All processing is done locally in your browser — no data is uploaded, stored, or shared with any server. There are no sign-ups, no file size limits, and no hidden charges. It is commonly used to generating strong passwords for user accounts and admin panels.
Use the slider to choose a length between 4 and 128 characters.
Toggle uppercase, lowercase, numbers, and symbols on or off as needed.
Enable 'exclude ambiguous' to remove look-alike characters for readability.
Click Generate and copy your secure password to the clipboard.
| Category | Details |
|---|---|
| Input Limits | Password length: 4–256 characters |
| Character sets: Uppercase, lowercase, digits, symbols, custom | |
| Supported Formats | Numeric, Alphanumeric, Mixed case + symbols, Custom character sets |
| Browser Engine |
|
All operations run entirely in your browser using built-in Security APIs. No server uploads, no data storage, and no third-party requests.
Password Generator is ideal when you need to generating strong passwords for user accounts and admin panels without installing software or uploading data to a server. Since everything runs in your browser, there is no setup time and no risk of your data being stored on external servers. For for command-line cryptographic operations, consider using OpenSSL CLI. For for enterprise secret management, HashiCorp Vault may be a better fit. Password Generator fills the gap between heavyweight desktop tools and insecure online services that require uploading your data.
No. Password Generator processes everything entirely in your browser using JavaScript. Nothing you type, paste, or upload is ever transmitted to any server. Your data never leaves your device.
Yes. They are generated using the browser's Crypto.getRandomValues() API for cryptographically secure randomness.
No. All generation happens locally in your browser.
Generate passwords from 4 to 128 characters.
Toggle uppercase, lowercase, numbers, and symbols independently.
Remove look-alike characters (1,l,I,0,O) for readability.
Visual password strength indicator with real-time feedback.
Password Generator is useful in a variety of scenarios across different workflows:
Generating strong passwords for user accounts and admin panels
Creating temporary credentials during onboarding
Generating API keys and application secrets
A 12-character password with uppercase, lowercase, numbers, and symbols provides strong security against brute-force attacks.
Enable 'exclude ambiguous' to remove characters like 1, l, I, 0, O that are easy to confuse in printed or handwritten passwords.
Explore more tools in the Developer Workspace workspace:
JSON Formatter
Format, minify, validate, and explore JSON with tree view, JSONPath queries, and multi-format export — the complete JSON workbench.
JSON Validator
Validate JSON data and detect syntax errors with detailed error messages and line numbers.
JSON Compare
Compare two JSON files side by side with real-time diff highlighting.
JSON Path Tester
Test JSONPath expressions against JSON data and see matched results.
JSON Query Tool
Extract values from JSON using dot-notation and bracket-notation paths.
JSON Schema Generator
Generate JSON Schema (draft-07) from sample JSON data automatically.