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 25.8

Interface improvements • New spreadsheet functions • Faster file loading

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LibreOffice Conference 2025

September 4 – 6 in Budapest. Join us!

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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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ODF format security: encryption, signatures and metadata management

Open Document Format (ODF) is an open standard for office documents – texts, spreadsheets, presentations and more – that is flexible and interoperable. As with any other digital format, its security is a key concern, as ODF files often contain sensitive information that, without adequate protection measures, can be exposed, tampered with or tracked. This […]

read more »

LibreOffice project and community recap: October 2025

Here’s our summary of updates, events and activities in the LibreOffice project in the last four weeks – click the links to learn more… We started the month by posting the LibreOffice Podcast, Episode #5 –Accessibility in Free and Open Source Software, with Michael Weghorn and Mike Saunders. Watch it below – or on PeerTube. […]

read more »

ODF format security: encryption, signatures and metadata management

Open Document Format (ODF) is an open standard for office documents – texts, spreadsheets, presentations and more – that is flexible and interoperable. As with any other digital format, its security is a key concern, as ODF files often contain sensitive information that, without adequate protection measures, can be exposed, tampered with or tracked. This […]

read more »

LibreOffice project and community recap: October 2025

Here’s our summary of updates, events and activities in the LibreOffice project in the last four weeks – click the links to learn more… We started the month by posting the LibreOffice Podcast, Episode #5 –Accessibility in Free and Open Source Software, with Michael Weghorn and Mike Saunders. Watch it below – or on PeerTube. […]

read more »