ONLYOFFICE, the best Collabora Online alternative

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100% compatible with Microsoft Office formats

3 reasons why ONLYOFFICE is the best Collabora Online alternative

More compatible
ONLYOFFICE uses OOXML as a core format that guarantees 100% compatibility with Microsoft Office files (.docx, .xlsx, .pptx).
More feature-rich
ONLYOFFICE offers a complete set of formatting tools and collaborative features to work on complex documents online.
More powerful
With ONLYOFFICE one dual core server can accommodate up to 150 users while with Collabora it can take eight to ten users maximum.

Watch this presentation to see the difference between office suites:

Both ONLYOFFICE and Collabora are focused on collaboration. Let's compare their collaborative features, shall we?

Co-editing features
Collaboration convenience and user customization
Most of the missing features in Collabora and particularities of its work can be explained by its architecture.
Read more in our blog post.

Take a look at this article for an in-depth comparison of the architecture and features available in Collabora Online and ONLYOFFICE

ONLYOFFICE VS Collabora: a critical comparison
Since our integration with Nextcloud, we are even more frequently asked what exactly does ONLYOFFICE have that our direct competitor, Collabora, doesn’t.
ONLYOFFICE or Collabora: who proves better in collaboration
In this article we will focus on collaborative work in both office suites.

Check out the compatibility with MS Office formats

We have saved the docx file created by Microsoft in PDF with different other suites. Here's the result.
What went wrong in Collabora? Click here to see details

Still not convinced? Compare the editors yourself!

Download this docx filedocx file and try to edit it using MS Word Online, Google Docs, Zoho Docs, Collabora Online, LibreOffice/OpenOffice and ONLYOFFICE.
Read instruction how to compare editors