While both of those are great software. Unless I'm not aware of something they aren't cloud/network based office suites like Google docs and office 365.
It seems this is an alternative to office software where you can work simultaneously and share documents in the same cloud/network.
I don't think there is an alternative to office 365 and Google docs at this point that is open source. So this seems like a great project and I'll definitely be considering it for our company.
Onlyoffice seems a little slack on the security and updates. I saw the warnings in the desktop package, have they made sure the online offerings are secure?
A lot of government programs don't really make sense and are there just to put a name on a CV sadly.
Collabora Online does exactly that and is primary licensed under Mozilla Public License.
They could have easily expanded Collabora. But you know, can't stamp your name on it.