Welcome to GS1
The Global Language of Business
Check digit calculator
Who owns this barcode?
Check character calculator
Other services & tools
The following GDSN standards versions are currently available. Find also the implementation guidelines and other relevant supporting documentation for GDSN below.
GDSN Extended Attributes
Data Quality Framework
A comprehensive best practice guide for the improvement of data quality
We can help you get started using GS1 standards.