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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September 4 – 6 in Budapest. Join us!

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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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How to resolve common compatibility issues with ODF files

Troubleshooting opening, formatting, and data loss issues with Open Document Format files ODF files are great for sharing documents across multiple platforms, but they don’t always work perfectly, especially when using Microsoft Office or other software based on proprietary formats. If you’ve encountered problems opening, editing, or preserving the formatting of .odt, .ods, or .odp […]

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Czech translation of LibreOffice Calc Guide 25.2

Zdeněk Crhonek (aka “raal”) from the Czech LibreOffice community writes: The Czech translation of the LibreOffice Calc Guide 25.2 is now available, thanks to the endless efforts of our team. It was translated by Petr Kuběj, Radomír Strnad and me. The Czech screenshots were done by Roman Toman, Petr Kuběj and me. Preparation of the […]

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How to resolve common compatibility issues with ODF files

Troubleshooting opening, formatting, and data loss issues with Open Document Format files ODF files are great for sharing documents across multiple platforms, but they don’t always work perfectly, especially when using Microsoft Office or other software based on proprietary formats. If you’ve encountered problems opening, editing, or preserving the formatting of .odt, .ods, or .odp […]

read more »

2025-09-12 Friday

Up early, bid 'bye to M. sync & brainstorming with Dave, quick sync with Frank, prepared slides for TTT: Gave a Tea Time Training on threading:

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