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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Registration open for the LibreOffice Conference 2025

Registration is now open for the LibreOffice Conference 2025! Join us from 4 – 6 September in Budapest 😊 We’ll have technical talks, workshops, social events and more… Click here to learn more, and register

read more »

A Technical Dive into ODF

To write this article, I went beyond the limits of my technical knowledge, which is that of an advanced user who has studied standard formats and their characteristics in depth, to understand why standard formats – one of the pillars of digital sovereignty – and proprietary formats – their opposite, and one of the biggest […]

read more »

Registration open for the LibreOffice Conference 2025

Registration is now open for the LibreOffice Conference 2025! Join us from 4 – 6 September in Budapest 😊 We’ll have technical talks, workshops, social events and more… Click here to learn more, and register

read more »

A Technical Dive into ODF

To write this article, I went beyond the limits of my technical knowledge, which is that of an advanced user who has studied standard formats and their characteristics in depth, to understand why standard formats – one of the pillars of digital sovereignty – and proprietary formats – their opposite, and one of the biggest […]

read more »