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.

New: LibreOffice 25.2

Better change tracking • More versatile comments • Theme improvements

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LibreOffice Conference 2024

October 10 – 12 in Luxembourg. We had workshops, discussions and lots of fun!

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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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New LibreOffice merchandise is here!

Get cool LibreOffice merchandise – and support our projects and community! We’ve updated our Spreadshirt shop with new designs, and part of the sales go to The Document Foundation, the non-profit organisation behind the suite. Click here to visit the shop

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Understanding ODF compliance and interoperability

The Open Document Format (ODF) is an open standard format for office documents, which offers a vendor-independent, royalty-free way to encode text documents, spreadsheets, presentations, and more. However, to realise its potential, it is necessary to understand the concepts of compliance – the degree to which an implementation adheres to ODF specifications – and interoperability […]

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New LibreOffice merchandise is here!

Get cool LibreOffice merchandise – and support our projects and community! We’ve updated our Spreadshirt shop with new designs, and part of the sales go to The Document Foundation, the non-profit organisation behind the suite. Click here to visit the shop

read more »

2025-06-20 Friday

Up early; sync with Dave & Asja. Admin, caught part of an interesting WASM Tea Time Training. Sync with Thorsten, merger status round. Late lunch; customer/partner call, code-read an issue with Pranam: finally some code! Out for a walk with J. in the evening, relaxed on the heath and watched the sky together, pub in Moulton, home, bed.

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