checkdigit
A Go library implementing check digit algorithms (Luhn, Verhoeff, Damm) and calculators for ISBN, EAN, JAN, UPC, and other standards.
What is checkdigit?
checkdigit is a Go library that implements various check digit algorithms and calculators for validating and generating check digits. It solves the problem of ensuring data integrity in systems that handle standardized numbers like ISBNs, barcodes, and product codes by providing reliable, ready-to-use implementations.
Go developers building applications that require validation of identification numbers, barcodes, ISBNs, or other product codes, such as e-commerce systems, inventory management, or library software.
Developers choose checkdigit because it offers a comprehensive, well-tested collection of check digit algorithms in a single, lightweight Go library, saving time and reducing errors compared to custom implementations.
Overview
Provide check digit algorithms and calculators written in Go
Use Cases
Best For
- Validating ISBN numbers in book management systems
- Generating check digits for EAN or UPC barcodes in retail applications
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