Generate realistic fake data — names, emails, numbers, addresses — in common formats for testing and demos for demos, seeding, and UI tests. Code never leaves your device — formatting and validation run locally in your browser.
Content reviewed October 2026 · About Toolzum
Generate realistic fake datasets — users, orders, addresses — for demos and load tests. Fill staging with 10k believable rows — local generation, free, no signup.
Generate realistic mock JSON from field specs — names, emails, dates, nested objects. Fill frontends before backends exist — local generation, free, no signup.
Generate realistic webhook payload examples with customizable event names and data fields. Test your webhook handlers with realistic data.
Generate random MAC addresses for labs and testing — pure random hex, no OUI or unicast-bit management. Fill virtual networks credibly — local generation, free, no signup.
Validates Aadhaar numbers using Verhoeff checksum verification. Checks format rules, detects fake UIDs, and explains Aadhaar number structure. Fully local validation with no data upload.
Names, emails, numbers, addresses — plausibly formatted but entirely fake.
Common developer formats for seeding databases and demos: CSV, JSON, and SQL inserts.
Yes for layout and logic — never for deliverables or production.
No — generation runs locally in your browser, free with no signup.
Fake Data Generator
Generate realistic fake datasets — users, orders, addresses — for demos and load tests. Fill staging with 10k believable rows — local generation, free, no signup.
API Mock Data Generator
Generate realistic mock JSON from field specs — names, emails, dates, nested objects. Fill frontends before backends exist — local generation, free, no signup.