Firewall

https://www.pcengines.ch/apu2.htm

OPNsense® a true open source security platform and more

Atom sync

https://gist.github.com/

corona warn app

https://www.pctipp.ch/news/apps/neues-swisscovid-app-mitsamt-bluetooth-spielerei-neugierige-2553157.html?page=1_eine-kleine-bluetooth-spielerei

 

https://github.com/DP-3T/dp3t-app-ios-ch