Collabora Online — Office Suite (Open Source)

Collabora Online is an open-source Office Suite solution from Collabora. Compare it against 20 other Office Suite tools on FreeSoftwareX — by features, licensing and price — and request a quote or demo free in 2026.

What is Collabora Online?

Collabora Online is open source — its source code is publicly available and free to use, modify and self-host, usually with an active community and no licensing fees. It is categorised under Office Suite and published by Collabora. Buyers typically evaluate Collabora Online when they need a dependable Office Suite option and want to weigh the trade-offs between free, open-source and paid tools before committing.

Collabora Online alternatives

If Collabora Online isn't the right fit, compare these Office Suite alternatives side by side:

Ability OfficeApplixwareCalligra SuiteCollabora OfficeConceptDraw OfficeCryptPadFeng OfficeHancom OfficeIBM Lotus SmartSuiteKOfficeLarkLibreOffice (via Collabora base)OfficeSuiteSiag Office

Frequently asked questions

Is Collabora Online free?
Yes. Collabora Online is open source and free to use, with no purchase cost for the core product.
What are the best Collabora Online alternatives?
Popular Office Suite alternatives to Collabora Online include Ability Office, Applixware, Calligra Suite, Collabora Office. See the full list of Office Suite on FreeSoftwareX.
What type of software is Collabora Online?
Collabora Online is an open-source Office Suite tool developed by Collabora.

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