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checkdigit

🔒 An easy-to-use check digit library for data validation

creditcard-identifier

This is a data file project similar to tzdata, providing credit card BIN (Bank Identification Number) patterns as a source of truth for other libraries.

luhncheck

Simple validator for identification numbers based on Luhn algorithm

luhn-formula

Another python package of number validator and check digit generator based on Luhn's formula 😉. Luhn's formula was designed to protect against accidental input errors.

ccparser

CCParser is a Python library for credit card parsing, validation, and formatting. It extracts card details, detects providers, validates with Luhn’s algorithm, supports multiple delimiters, and formats numbers as xxxx xxxx xxxx xxxx or masked **** **** **** 1234. 🚀💳

fast-luhn

Validate Luhn checksum, generate Luhn numbers

luhn-algorithm

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