Nextcloud if you don’t mind a mediocre piece of PHP software. It syncs files well for me, but a lot of the other apps are clunky and perpetually half finished (

Nextcloud if you don’t mind a mediocre piece of PHP software. It syncs files well for me, but a lot of the other apps are clunky and perpetually half finished (calendar, photos, etc.) but with some elbow grease I find it usable.