ONLYOFFICE for Nextcloud or ownCloud.
ONLYOFFICE is a office applications for your cloud. You can easily edit documents, spreadsheets and presentations online. And the best part is, you can do this in a team with several people at the same time. Everyone immediately sees who is working on what.
After your order you will get a link which you can integrate in your nextcloud or ownCloud.
Only valid for one Nextcloud/ownCloud instance.