[jb1991]

Indeed, and then your entire commitment is tied to a single company.

[IceWreck]

This is why you use something like bookstack.

My personal wiki resembles the one in the article. I used to use Dokuwiki, but then I switched to Bookstack. Making an export/import script was easy.

Everything is selfhosted so you don't have to depend on a third party company. And I take daily automated backups ofc.