LibreOffice-based online office suite you can host yourself
Collabora Online is an open source office suite from Collabora Productivity that runs LibreOffice technology in the browser, on your own server or through a hosting partner. It plugs into Nextcloud, ownCloud, Seafile and similar platforms for co-editing Office and OpenDocument files on infrastructure you control. A free development edition sits alongside paid supported versions and Collabora Office apps.
- features
- 4
- alternatives
- 9
- platforms
- 7
- Updated
- Oct 12, 2026
Features
Our take
Pros
- Open source online office suite you can host on your own servers
- Integrates with Nextcloud, ownCloud and Seafile for co-editing
- Keeps documents on infrastructure you control
Cons
- Interface feels dated next to Google Docs or Microsoft 365
- Self-hosting requires server setup and maintenance
- Supported production versions are paid
Editorial assessment by the Alternatives.tools team, based on what the product is known for. Not a user review.
Best Collabora Online alternatives
See all 9 alternatives
ONLYOFFICEFreemiumOpen sourceOpen source office suite with desktop, mobile and self-hosted editors
3.6(176) · App Store
LibreOfficeFreeOpen sourceFree, open source office suite for Windows, Mac and Linux
4.5Kstars
NextcloudFreemiumOpen sourceSelf-hosted file sync and collaboration platform
4.7(10.4K) · App Store
Google WorkspaceFreemiumGoogle's cloud suite: Gmail, Drive, Docs, Sheets, Slides and Meet
Microsoft 365FreemiumMicrosoft's subscription suite with Word, Excel, PowerPoint and Outlook
4.6(5.8K) · App Store
Zoho WorkplaceFreemiumZoho's business suite with mail, documents, file storage and team chat
User reviews
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