https://github.com/osamingo/checkdigit

Provide check digit algorithms and calculators written in Go
https://github.com/osamingo/checkdigit

checkdigit damm ean ean13 ean8 gtin isbn isbn-10 isbn-13 itf jan jan13 jan8 luhn sscc upc verhoeff

Last synced: 6 months ago
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Provide check digit algorithms and calculators written in Go

• Host: GitHub
• URL: https://github.com/osamingo/checkdigit
• Owner: osamingo
• License: mit
• Created: 2019-04-05T09:46:36.000Z (over 6 years ago)
• Default Branch: master
• Last Pushed: 2025-03-22T13:38:45.000Z (7 months ago)
• Last Synced: 2025-03-22T14:28:53.708Z (7 months ago)
• Topics: checkdigit, damm, ean, ean13, ean8, gtin, isbn, isbn-10, isbn-13, itf, jan, jan13, jan8, luhn, sscc, upc, verhoeff
• Language: Go
• Homepage:
• Size: 42 KB
• Stars: 111
• Watchers: 0
• Forks: 7
• Open Issues: 1
• Metadata Files:
  • Readme: README.md
  • Funding: .github/FUNDING.yml
  • License: LICENSE

Awesome Lists containing this project

• awesome-go-extra - checkdigit - 04-05T09:46:36Z|2022-08-16T11:17:01Z| (Validation / Fail injection)
• awesome-go - osamingo/checkdigit
• awesome-go - osamingo/checkdigit

README

          
# checkdigit

[![CI](https://github.com/osamingo/checkdigit/actions/workflows/actions.yml/badge.svg)](https://github.com/osamingo/checkdigit/actions/workflows/actions.yml)

[![codecov](https://codecov.io/gh/osamingo/checkdigit/branch/master/graph/badge.svg)](https://codecov.io/gh/osamingo/checkdigit)

[![Go Report Card](https://goreportcard.com/badge/osamingo/checkdigit)](https://goreportcard.com/report/osamingo/checkdigit)

[![GoDoc](https://godoc.org/github.com/osamingo/checkdigit?status.svg)](https://godoc.org/github.com/osamingo/checkdigit)

[![GitHub license](https://img.shields.io/badge/license-MIT-blue.svg)](https://raw.githubusercontent.com/osamingo/checkdigit/master/LICENSE)

## About

Provide check digit algorithms and calculators written by Go.

## Provided methods

### Algorithms

- [Luhn](https://en.wikipedia.org/wiki/Luhn_algorithm)

- [Verhoeff](https://en.wikipedia.org/wiki/Verhoeff_algorithm)

- [Damm](https://en.wikipedia.org/wiki/Damm_algorithm)

### Calculators

- [ISBN-10](https://en.wikipedia.org/wiki/International_Standard_Book_Number)

- [ISBN-13](https://en.wikipedia.org/wiki/International_Standard_Book_Number)

- [EAN-8](https://en.wikipedia.org/wiki/EAN-8)

- [EAN-13](https://en.wikipedia.org/wiki/EAN-13)

- [JAN-8](https://en.wikipedia.org/wiki/Japanese_Article_Number)

- [JAN-13](https://en.wikipedia.org/wiki/Japanese_Article_Number)

- [ITF](https://en.wikipedia.org/wiki/Interleaved_2_of_5)

- [UPC](https://en.wikipedia.org/wiki/Universal_Product_Code)

- [SSCC](https://en.wikipedia.org/wiki/Serial_Shipping_Container_Code)

## Usage

See [examples](https://godoc.org/github.com/osamingo/checkdigit#pkg-examples).

## License

Released under the [MIT License](https://github.com/osamingo/checkdigit/blob/master/LICENSE).