A Developer's Guide to the Credit Card Test Data Generator

The Credit Card Test Data Generator is an essential tool for developers and testers working on e-commerce or payment processing systems. It creates realistic, mathematically valid credit card numbers that can be used for testing without involving real financial data.

Disclaimer: These are not real credit card numbers. They are generated for development and testing purposes only. They will pass the Luhn algorithm (mod10) checksum used to validate card number formats, but they are not linked to any real accounts and cannot be used for actual transactions.

Features

• Multiple Card Brands: Generate test numbers for major card types, including Visa, Mastercard, American Express, and Discover.
• Valid Formats: Each generated number adheres to the correct prefix and length standards for its brand and passes the Luhn algorithm check.
• Complete Test Data: Along with the card number, the tool generates a random future expiration date and a CVV code of the correct length for the selected card type.
• Bulk Generation: Create multiple test cards at once by specifying the quantity you need.
• Easy Export:
  • Copy Individual Numbers: Quickly copy a single card number.
  • Copy as CSV: Export the entire generated list as CSV, ready to be pasted into a spreadsheet or imported into a testing database.

How to Use

1. Select Card Type: Choose the card brand (e.g., Visa) you need to test from the dropdown menu.
2. Set Quantity: Enter the number of test cards you want to generate.
3. Generate: Click the "Generate" button.
4. View Data: A table will appear with the generated card numbers, expiration dates, and CVVs.
5. Use the Data:
   • Click the copy icon next to any card number to copy it individually.
   • Click the "Copy All as CSV" button to copy the entire dataset to your clipboard.