What I'd really like is on office suite that lives on my own device (e.g. my router), where I own my data. That's not the way the world went, but c'est la vie.
Synology has a full Google Drive replacement with apps built-in.
I think the fact that I'm The first person to mention it here, and the fact you didn't find it yourself, is revealing about the true level of demand for such a product.
Of course, there's no way to try it or to buy it from there....
I see random devices for sale for under $200, but I'm not sure if they include it. If I bought it, I'm not sure how well it works.
We have no idea of the level of demand for a product that well-hidden. The fact I just spent 5-10 minutes without figuring trying to figure this out without success means we have no idea.
As a footnote, I do have a random machine running a random online office suite. It works, but not well enough to be generally usable.
What if you could host it on your laptop or a server you pay for?
When I suggested something a company could host I imagined it replacing Office 365 or Google Docs (a concern governments may have about having American companies host their data). Being able to self host and allow collaboration without relying on a third party application is important.
They have a downside for privacy and security.
What I'd really like is on office suite that lives on my own device (e.g. my router), where I own my data. That's not the way the world went, but c'est la vie.