Validate Tools

Validate a credit card number using Luhn algorithm and detect card type

credit-card luhn validate

Validate an IBAN (International Bank Account Number) and return country and formatted form

iban bank validate

Validate JSON syntax and optionally validate against a JSON Schema

json schema validate

Validate whether a string is a well-formed URL

url validate

Validate an EU VAT number format by country

vat tax eu validate

Generate a complete EAN/UPC barcode by computing and appending the check digit

ean barcode upc generate

Validate an EAN/UPC barcode and verify its check digit

ean barcode upc validate