ONLYOFFICE has abruptly ended its partnership with Nextcloud after Nextcloud, IONOS, and other European companies launched Euro-Office, a fork of ONLYOFFICE presented as a European alternative to Microsoft Office. The company alleges the fork repackages its code without proper attribution, while Nextcloud has cited concerns about ONLYOFFICE's Russian origins https://alternativeto.net/news/2026/4/onlyoffice-ends-its-partnership-with-nextcloud-over-new-unauthorized-euro-office-fork/