Your private, free office suite

LibreOffice is a private, free and open source office suite – the successor project to OpenOffice.
It's compatible with Microsoft Office/365 files (.doc, .docx, .xls, .xlsx, .ppt, .pptx) and is backed by a non-profit organisation.

Out now: LibreOffice 26.2

Markdown support • Connectors in Calc • Spreadsheet speedups

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Fantastic People

LibreOffice is about more than software. It’s about people, culture, creation, sharing and collaboration.

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LibreOffice is Free and Open Source Software. Development is open to new talent and new ideas, and our software is tested and used daily by a large and devoted user community.

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The invisible architecture of lock-in: the layering of dependencies

There is a sophisticated mechanism by which proprietary technology ecosystems maintain their grip on users and institutions, even when those users and institutions believe they are making free choices, using open standards, and building independent digital infrastructure. The mechanism does not work through force, but through a subtler and more

read more »

LibreOffice Marketing Activities in 2025 – TDF Annual Report

This is part of the Annual Report 2025 from The Document Foundation, the non-profit that coordinates the LibreOffice project and community. In 2025, The Document Foundation and the global LibreOffice community pursued a marketing and advocacy programme that combined the established work of community building and software promotion with a

read more »

The invisible architecture of lock-in: the layering of dependencies

There is a sophisticated mechanism by which proprietary technology ecosystems maintain their grip on users and institutions, even when those users and institutions believe they are making free choices, using open standards, and building independent digital infrastructure. The mechanism does not work through force, but through a subtler and more

read more »

LibreOffice Marketing Activities in 2025 – TDF Annual Report

This is part of the Annual Report 2025 from The Document Foundation, the non-profit that coordinates the LibreOffice project and community. In 2025, The Document Foundation and the global LibreOffice community pursued a marketing and advocacy programme that combined the established work of community building and software promotion with a

read more »