Developer Utilities & Test Data Tools
Every generator on the site in one place. All of them are free, need no signup, and are backed by the same REST API.
All tools
- USA Random Address Generator — Generate realistic, syntactically valid US street addresses with ZIP+4 codes, phone numbers, coordinates, and county data.
- Random US Phone Number Generator — Generate valid US phone numbers formatted with area codes, E.164 prefixes, hyphens, or custom masks.
- ZIP Code Lookup & Search — Search 5-digit US ZIP codes to get full city, county, state, timezone, and latitude/longitude coordinates.
- ZIP Code Prefix Lookup & Generator — Look up what the first three digits of a ZIP code mean, see the Sectional Center Facility they route through, and generate valid ZIPs inside a prefix.
- US Billing Address Generator — Synthetic US billing addresses shaped for checkout and payment form testing, with address line 1 and line 2 as separate fields.
- Random US City Generator — Generate random US cities with population stats, primary state, county, and geographic timezone data.
- Random State Generator — Explore all 50 US states plus DC with capital cities, FIPS codes, zip prefixes, and regional details.
- Fake Name & Persona Generator — Generate full synthetic names, job titles, gender profiles, and realistic developer test personas.
- Business & Company Name Generator — Create catchy corporate and startup business names across tech, retail, finance, logistics, and healthcare.
- Random Username Generator — Generate clean, unique usernames for social platforms, gaming profiles, and developer accounts.
- Secure Password Generator — Cryptographically strong password generator with custom length, character pools, and entropy scoring.
- UUID / GUID Generator (v4 & v1) — Generate bulk RFC 4122 compliant UUID v4 and v1 identifiers for database primary keys and API tests.
- Lorem Ipsum Text Generator — Generate custom placeholder paragraphs, sentences, words, and HTML markup for UI mockups.
- Free QR Code Generator — Generate instant high-resolution vector and PNG QR codes for URLs, contact cards, Wi-Fi, and text.
- Random Number & Range Generator — Generate customizable ranges of integer or decimal random numbers with sorting and statistics.
- Address Syntax & Format Validator — Check syntax standardization, ZIP code validity, DPV deliverability match, and RDI building classification.
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