euro-office / onlyoffice / nextcloud

OnlyOffice has ended its partnership with Nextcloud after Nextcloud forked OnlyOffice’s codebase, according to a Neowin report discussed on Hacker News. OnlyOffice argues the fork violated licensing terms, while commenters note that even a compliant fork does not guarantee an ongoing commercial relationship unless contracts require it. The dispute centers on OnlyOffice’s use of the AGPL and allegations that it adds extra restrictions—such as mandatory logo display—despite AGPL Section 10 barring “further restrictions.” Commenters cite prior criticism from LibreOffice and Nextcloud that OnlyOffice is “open source” in name only. The split matters for users of Nextcloud’s integrated online document editing, and it highlights recurring tensions between open-source licensing rights and vendor-controlled branding and partnerships.

ONLYOFFICE has suspended its eight-year partnership with Nextcloud after Nextcloud joined IONOS and other European firms to launch “Euro-Office,” an open-source “sovereign” office suite positioned as an alternative to Microsoft Office. ONLYOFFICE says the Euro-Office coalition forked the ONLYOFFICE codebase and repackaged it without approval, violating the GNU Affero General Public License v3 (AGPLv3) and related attribution requirements, including preserving ONLYOFFICE branding, logos, and credits. The split matters because the integration let Nextcloud users edit and collaborate on documents inside self-hosted instances, and ONLYOFFICE was widely preferred over LibreOffice/Collabora for strong DOCX/XLSX/PPTX compatibility and browser performance. ONLYOFFICE also cited prior partner disputes, including alleged employee poaching and customer influence, but said the fork triggered the break.

ONLYOFFICE has suspended its eight-year partnership with Nextcloud after Nextcloud and other European firms launched a forked project called Euro-Office that ONLYOFFICE says repackages its AGPL v3-licensed editor without proper attribution. ONLYOFFICE alleges the fork violates licensing terms, preserves branding and attribution requirements, and follows prior partner tensions — including employee poaching and ignored contributions — making the relationship unsustainable. Nextcloud defends the fork, citing concerns about ONLYOFFICE’s Russian origins, opaque development practices, and contribution barriers. The split matters for self-hosting users and European efforts to build a sovereign Microsoft Office alternative, since ONLYOFFICE’s editor offered superior Microsoft-format compatibility and tight Nextcloud integration.

ONLYOFFICE has accused Nextcloud and IONOS’s newly announced “Euro-Office” initiative of using ONLYOFFICE editor code in violation of its AGPLv3-based license and additional attribution/trademark conditions. ONLYOFFICE says its distribution includes Section 7 addenda—requiring preserved branding, attribution, and denial of trademark use—that must travel with derivatives; a lawyer’s opinion appended argues that excluding those conditions or claiming a “pure” AGPLv3 is legally invalid and that breaches terminate license rights under AGPLv3 Section 8. The dispute matters because it could trigger copyright enforcement or litigation, influence open-source licensing norms for cloud/SaaS office suites, and affect European efforts to build independent office software stacks.

Euro-Office, a new open-source initiative backed by European firms including Nextcloud, Proton, EuroStack, Wiki, Soverin, and Abilian, aims to deliver a web-based, collaborative document editor compatible with Microsoft Office (DOCX/PPTX/XLSX) and OpenDocument formats. Built as a fork of OnlyOffice to avoid governance and contribution limits tied to its Russia-based maintainers, Euro-Office seeks to provide a sovereign, transparent alternative that integrates into cloud storage, wikis, and project tools rather than acting as a standalone suite. The project aligns with Europe’s digital sovereignty push to reduce reliance on U.S. and Chinese platforms, and complements other efforts like Collabora Online and LaSuite Docs while signaling renewed momentum around browser-based editing and interoperable document standards.

Euro-Office, a new European-led open-source project backed by Nextcloud, Proton, EuroStack, Wiki, Soverin and others, aims to provide a web-based collaborative office editor to replace Google Docs and Microsoft Office. Built as a fork of OnlyOffice, Euro-Office will support DOCX/PPTX/XLSX and OpenDocument formats and be pluggable into cloud storage, wikis and project-management tools rather than a full cloud suite. Organizers cite concerns about OnlyOffice’s development governance and its Russian corporate ties amid sanctions, arguing a sovereign, auditable alternative is needed. The move joins other European efforts like Collabora Online and LaSuite Docs and ties into a broader digital-sovereignty push away from US/Chinese platform dominance.