Command line tool in python for generating valid credit card.

C++ implementation of Luhn's algorithm for validating credit card numbers.

Set of utilities using the Luhn algorithm

The Luhn algorithm, also known as the "modulus 10" or "mod 10" algorithm, is a simple checksum formula used to validate various identification numbers such as credit card numbers, IMEI numbers, and more.

An interactive Python tool for validating numbers with the Luhn algorithm, generating check digits, and offering step-by-step explanations. Features include multi-number validation, file saving, and a user-friendly interface with rich, colorful output.

A Luhn Credit card validator written in coffeescript.

A simple function that calculates the Luhn checksum for a given number