Proton Calendar

Proton Calendar is a calendar service with a strong focus on privacy based in Switzerland. Proton Calendar uses zero-knowledge encryption, which means that the company can not read the content of your calendar even if they are stored on their servers.

Other products in category Calendar services
fruux logo

fruux

Germany EU EEA Open Source Free Plan

fruux is a calendar service from Germany. Their CalDAV server is open source.


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