Had tested Nextcloud 18, that integrates OnlyOffice, in the past few days, and today I finally concluded my "How to" install it on Ubuntu.
At this point, I believe self-hosting is the best way to ensure the privacy of your files. You can do it with Nextcloud for less than $5 a month.
Have a look at my posts and give it a try. I'm not a SysAdmin expert and if I'm doing it, you can do it too!
Hi! I'm Emanuel and this is my own Mastodon instance.