Euro-Office is an upcoming open-source office suite and collaborative software platform based on OnlyOffice that provides editors for documents, spreadsheets, presentations, and PDFs. The software includes web-based, desktop, and mobile applications designed for document creation, editing, and collaborative work.
The project began in March 2026 in a quest to gain full independence from Microsoft Office being used in EU public computers.
One of the first changes made to the Euro-Office codebase was to remove licensing terms deemed to be "unenforceable and non-obligatory" additions to the GNU AGPL licence. Three days later, the developers of OnlyOffice responded by publicly calling these changes a licensing violation.
Similar to OnlyOffice, the Euro-Office ecosystem consists of several core applications and tools designed for document editing, collaboration, and workspace management. These include: