GitDuck VS Floobits

I think that there is something like this already, it have most the thing you have in your app, also I don't see paid plans https://gitduck.com/. Source: about 3 years ago

First you need to have a GitDuck account and be part of a team so you can talk there. If you don't have one, just go to gitduck.com and create an account. - Source: dev.to / about 3 years ago

Isn't that what Floobits is? https://floobits.com/. - Source: Hacker News / 3 months ago

Think this might be what you want. Https://floobits.com/. Source: over 1 year ago

Floobits. Works with a lot of editors. Https://floobits.com/. Source: about 2 years ago

I have noticed Floobits which is a collaborative editing service. It integrates with a number of editors including neovim. What I like about that idea is that each participant can use their preferred editor with their preferred settings. I haven't gotten it running - when I tried there was a python dependency mismatch or something that I wasn't motivated to investigate. I might try again before the next time I... Source: about 2 years ago

I think Floobits is still a thing and supports neovim. Bonus is that it works across a couple different editors as well. Source: over 2 years ago