Show HN: Credit Card Generator for Devs and Testers3 points·by rahulbstomar·letztes Jahr·2 commentsI built a free tool to generate realistic-looking credit card details for testing payment forms, checkout flows, and frontend validation.Key features:Supports 15+ networks: Visa, Mastercard, Amex, Discover, RuPay, UnionPay, JCB, Maestro, and moreRegion-specific formats with a valid Luhn checkInteractive UI with card flip animationCopy to clipboard or generate a QR code of the card detailsNo signup, no backend — works offline as a PWANo tracking or data is stored anywhereUse case: Testing UIs, building demos, or teaching how payment flows work, without using real card data.Would appreciate feedback or suggestions from the community!https://goonlinetools.com/credit-card-generator/2 commentsPost comment[–]gus_massa·letztes JahrreplyI'd remove the validador. An idiot will type a real card number and then claim you stole it.[–]rahulbstomar·letztes JahrreplyIt's client-side code, nothing stored it's for validating fake cards not real
Key features:
Supports 15+ networks: Visa, Mastercard, Amex, Discover, RuPay, UnionPay, JCB, Maestro, and more
Region-specific formats with a valid Luhn check
Interactive UI with card flip animation
Copy to clipboard or generate a QR code of the card details
No signup, no backend — works offline as a PWA
No tracking or data is stored anywhere
Use case: Testing UIs, building demos, or teaching how payment flows work, without using real card data.
Would appreciate feedback or suggestions from the community!
https://goonlinetools.com/credit-card-generator/