This is a simple tool to decode the text in the QR-Codes of digital covid certificates
$ echo "HC1:…" | dcc-decode
$ git clone https://github.com/ehn-dcc-development/ehn-dcc-valuesets.git
$ curl https://de.dscg.ubirch.com/trustList/DSC/ | sed '1d' > trustlist.json
$ echo "HC1:…" | dcc-decode
--json
to print out the JSON version of the DCC