It’s less bleak than one might think: For tracing, at least Sailfish OS has an app called Contrac [1]. I looked into porting it over to other PinePhone OS, but

It’s less bleak than one might think: For tracing, at least Sailfish OS has an app called Contrac [1]. I looked into porting it over to other PinePhone OS, but with the CRUST and deep sleep, it would not really be useful there anyway (as it would not be active most of the time). Regarding QR certificates, there’s Vakzination [2]. [1] https://www.flypig.co.uk/contrac https://www.flypig.co.uk/contrac [2] https://invent.kde.org/plasma-mobile/vakzination https://invent.kde.org/plasma-mobile/vakzination