Entra supports either OAuth2 or SAML. You could use it with any app that supports those methods by creating your app registration in entra, adding the site URL to the app your authing, and then putting the client id, secret and tenant in your self hosted apps config.

You could also just use it as an identity source in authentik or authelia.

I can't imagine a time when anyone would ever make a cloud swap drive. You want the swap to be as fast as possible

My mistake, they chose a different implementation

They've used google-drive-ocamlfuse to mount the drive in Linux, which if I recall correctly is direct access, rather than the way it works in Windows

Video card passthrough can be a real struggle. If you are using Intel/Nvidia it will be easier though

Wikijs supports mermaidjs doesn't it? It's a very powerful markup to diagram tool