Generator Tools
Generate passwords, UUIDs, test data and more.
Generator Tools list
Password Generator
Create strong, random passwords with adjustable length and character sets.
UUID Generator
Generate one or many random version-4 UUIDs instantly.
UUID Validator
Check whether a string is a valid UUID and see its version and variant.
UUID Decoder
Decode a UUID's version, variant and embedded timestamp.
Unix Timestamp Converter
Convert Unix timestamps to dates and back, in seconds or milliseconds.
Random Number Generator
Generate random integers in any range, with optional unique values and sorting.
Random String Generator
Generate random strings of any length from letters, numbers and symbols.
Fake Data Generator
Generate realistic fake test data — names, emails, addresses and more — as JSON, CSV or SQL.
QR Code Generator
Create a custom QR code for any URL or text and download it as a PNG.
Barcode Generator
Generate CODE128, EAN, UPC and other barcodes and download them as SVG.
About Generator Tools
Generators produce useful output on demand: strong passwords, unique identifiers, placeholder users, random numbers and more. They are handy when seeding a database, filling a form during testing, or creating a credential you will store in a password manager.
All generation happens locally using your browser's cryptographic primitives where security matters, so a generated password is never transmitted or logged anywhere.
Combine generators with the rest of the toolbox — generate a UUID for a record, a password for an account, and fake data to populate a demo, all without leaving the site.
Frequently asked questions
- Are generated passwords safe?
- Yes. Passwords are generated locally with the Web Crypto API and are never sent over the network.