Free Online Generators for Passwords and Data
For when you need a value rather than an answer: a password, a UUID, an API key, a hash, a block of lorem ipsum, or a table of plausible-looking names and addresses to seed a database with. Every value is produced by your browser rather than requested from a server, which is the whole point for the credential-shaped ones — a password generated here has not passed through anyone else’s logs.
Tools in this category
- Random Password Generator Generate strong, random, secure passwords in your browser.
- Secure Password Generator Generate strong, memorable passphrases from random words.
- Pronounceable Password Generator Generate strong passwords that are easy to say and remember.
- Random String Generator Generate random strings of any length from letters, numbers, symbols, or custom characters.
- Random Number Generator Generate random numbers in any range, with options for how many, decimals, unique values, and sorting.
- Random Letter Generator Generate random letters of the alphabet, with options for case, count, separator, vowels or consonants only, and no repeats.
- Random Date Generator Generate random dates between two dates, with options for how many, output format, random time of day, unique dates, and sorting.
- Random Name Generator Generate random full names, first names, or last names, with options for gender, how many to generate, and separator.
- Fake User Generator Generate realistic fake user profiles with names, emails, phone numbers, addresses, and more — output as text, JSON, or CSV for testing and mockups.
- Fake Address Generator Generate realistic fake street addresses in multiple country formats (US, UK, BR, CA, DE, AU, FR) with locale-correct postal codes and components — export as text, JSON, or CSV.
- Fake Company Generator Generate realistic fake company data — business name, industry, slogan, employee count, founding year, website, email, and phone — in multiple country styles (US, UK, BR, DE, FR). Export as text, JSON, or CSV.
- Fake Email Generator Generate bulk fake email addresses in your browser. Pick a name-to-email format (first.last@, flast@, first_last@, and more), choose common, random, or your own custom domains, generate up to 1000 unique addresses at once, and export as plain text, JSON, or CSV.
- Barcode Generator Generate barcodes online for free. Create Code 128, EAN-13, and UPC-A barcodes from any text or number, preview them live, then copy the SVG code or download a high-resolution SVG or PNG. Everything runs in your browser.
- QR Code Generator Generate QR codes online for free. Turn any URL, text, contact, or Wi-Fi details into a scannable QR code, customize the size, colors, and error-correction level, then download a crisp SVG or high-resolution PNG. Everything runs in your browser.