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1 year agoOk, so this is a ”how many colors of the rainbow there are”
If you go balls to the wall, all out retardation: Nextcloud, the CalDAV is basically just a bonus, I’ve replaced google.com at home with Nextcloud
Some middle ground: SoGo, sogo.nu
If you just want to solve this specific problem: Radicale, https://radicale.org and Baikal, https://sabre.io/baikal/
I feel like this was an opportunity to include “Biggie Smalls”…