github.com/knieriem/gs1qr (go): Package gs1qr encodes GS1 QR codes.  The GS1 specification is at https://www.gs1.org/docs/barcodes/GS1_General_Specifications.pdf. See also https://2016archive.gs1us.org/gs1-us-library/command/core_download/entryid/768/method/attachment  QR code generation is based on Russ Cox' qr package: https://github.com/rsc/qr
Keywords: golang|gs1|qrcode-generator