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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One week to the LibreOffice Conference in Budapest

The LibreOffice Conference will start in a week from today with the Community Meeting, at the Faculty of Informatics of ELTE (Eötvös Loránd University) in Pázmány Péter stny. 1/C, 1117 Budapest. The building is just in front of the Danube on the historic Buda side, and can be easily reached either by walking or by […]

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In memory of Juan Carlos Sanz

Juan Carlos Sanz, a long time contributor to OpenOffice and LibreOffice, and a TDF Member, passed away last Friday, August 22. He has been contributing to documentation and localization in Spanish, and has been active in the forums to help LibreOffice users as much as he could. In July 2022, Juan Carlos was interviewed by […]

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2025-08-28 Thursday

Up early, mail chew, tech planning call, sync with Naomi & Anna, more admin.

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Unit conversion in LibreOffice code

LibreOffice handles different input and output formats, and also displays text and graphics alongside inside the GUI on computer displays. This requires LibreOffice to understand various different measurement units, and convert values from one to another.

The unit conversion can be done manually, where one should know the units, and calculate factor to convert them to each other.

For example, consider that we want to convert width from points into 1/100 mm, which is used in page[…]

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