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Online office for ownCloud
Get collaborative editors from ONLYOFFICE, ownCloud’s official technological partner
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Work with text documents, spreadsheets and presentations in ownCloud
ONLYOFFICE is a self-hosted office suite for working on text documents, spreadsheets and presentations of all popular formats. 100% compatibility with MS Office guaranteed

Perfect compatibility

Work with all major documents formats, including docx, doc and odt / xlsx, xls and ods / pptx, ppt and odp / txt and others.

High quality formatting

Make use of hundreds of formatting tools to create beautiful and persuasive documents.


Documents keep the same formatting and style in any browser on any OS as well as while importing or printing.

Collaboration tools

Use two real-time co-editing modes, review, comments or chat. Public sharing is also available.

Access control

Share docs for viewing, editing, commenting, reviewing & filling forms, restrict downloading/printing.


Deploy ONLYOFFICE on your private network. Check the source code out on GitHub.

Free desktop and mobile apps

View and edit office documents stored in ownCloud with ONLYOFFICE Documents for iOS
Edit and co-edit your ownCloud files in the desktop environment with ONLYOFFICE Desktop Editors
Read and edit your ownCloud docs, sheets, and slides with ONLYOFFICE Documents for Android
Compare ONLYOFFICE to other office suites
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Learn why ONLYOFFICE is the best MS Office alternative. Learn more
For Enterprises
To test ONLYOFFICE for ownCloud now, press “Get it now”. To ask purchase questions, request the cluster version for a team of more than 150 users or remote installation/configuration, contact our sales team.

ONLYOFFICE is trusted by

ONLYOFFICE+ownCloud in Sciebo
Learn how ONLYOFFICE and ownCloud integration in Sciebo helps facilitate research workflow in Münster University.

Read full story
Success story by GWDG
Learn how GWDG brought collaborative editing to the academic cloud project with over 4,000 users per month.

Read more
With ONLYOFFICE we can offer a solution that enables editing of MS Office formats from the ownCloud front-end in real time.
Teams can safely exchange their work and collaborate efficiently on docs. This increases productivity, while maintaining full control over sensitive data. Joerg Eberwein

Head of Partner & Alliance, ownCloud

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