Provide check digit algorithms and calculators written in Go

A handy Python library to validate, manipulate and generate strings

Image to text recognition for ISBN numbers from books.

Haskell library for validating and working with ISBNs

A PHP class for EAN and ISBN name lookup and validation using the API on ean-search.org

Implements Number Theory for error detection and correction

Swift package for UPC, GTIN, ISBN and EAN barcode lookup

ISBN validation and conversion between ISBN-10 and ISBN-13

The "12 barcodes API" provides a simple and efficient way to generate barcodes for your applications.

ISBN utility library for Elixir.

Utility to interconvert ISBN-10 and ISBN-13, re-hyphenate ISBNs according to the standard, and generate Amazon associate links

Ein PHP-Webinterface zum Scannen von ISBN-Buchcodes, identifiziere Bücher mit Antolin-Leseförderungs-Angebot. Einfache Installation. Für Mitarbeiter*innen in Schulbüchereien.

A Javascript module to lookup GTIN, EAN or ISBN codes

A local MCP server for EAN-Search.org

Lua package to for EAN, UPC and ISBN name lookup and validation

Perl module for EAN and ISBN lookup and validation using the API on https://www.ean-search.org

verifica codigos de tipo ISIN, ISBN-10, ISBN-13, EAN-8, EAN-13

A Java class for EAN, GTIN, UPC and ISBN name lookup and validation using the API on ean-search.org

Simple C utility for checking and generating ISBN-10 and ISBN-13 book identifiers.

The API provides information on any book by ISBN number and author