Onlyoffice + Nextcloud. Is a little complex to self host the Onlyoffice Document server (the backbone of Onlyoffice collaboration), but it works very nice for multi user document collaboration, it even works on federated instances when using same document server.
Onlyoffice + Nextcloud. Is a little complex to self host the Onlyoffice Document server (the backbone of Onlyoffice collaboration), but it works very nice for multi user document collaboration, it even works on federated instances when using same document server.