AIDC Toolkit is a comprehensive suite of custom functions for Microsoft Excel designed for supply chain applications, particularly those requiring support for GS1 standards. Features include: • Validation and creation of numeric, hexadecimal, alphabetic, and alphanumeric strings. • Validation and creation of GS1 character set strings. • GS1 check digit and check character pair support. • Validation and creation of all GS1 identifiers (GTIN, GLN, SSCC, …). • Parsing and creation of variable measure Restricted Circulation Numbers. • Integration with GS1 services. Use cases supported include: • Pseudo-random serial number generation for anti-counterfeiting purposes. • Identifier generation for trade items, locations, shipping containers, and more. • Identifier generation in compliance with European Commission UDI-DI. • Link generation to discover basic trade item or location information, as well as the company responsible for the identifier. • Parsing of GS1 identifiers for use in other identification formats, notably EPC URN, that require separation of the components within the identifier. This application is available in English and French.