Official Apache OpenOffice download page. Join the OpenOffice revolution, the free office productivity suite with over 390 million trusted downloads.

Apache OpenOffice® 4.1.16 is the free and open productivity suite from the Apache Software Foundation. Apache OpenOffice features six personal productivity applications: a word …

If you have an Excel file and don't have Microsoft Office installed on your computer, you can easily open it with OpenOffice Calc. In this article, we'll explain how to open an Excel file with …

By making use of the Microsoft Office 2007 import filters that come standard with OpenOffice version 3.0 and higher, you can open XLSX files using OpenOffice Calc.

Jan 7, 2026 · Apache OpenOffice vs Microsoft Excel - See how these products stack up against each other with real user reviews, product feature comparisons and screenshots. Find out …

This guide will walk you through the entire process of making a spreadsheet using OpenOffice, covering data entry, formulas, organization, and visualization from start to finish.

Jan 7, 2026 · Apache OpenOffice Where it all began Apache OpenOffice is the ancestor of modern free office software. It began in 1985 as StarWriter, developed by the German …

Feb 24, 2025 · Spreadsheets are used for What-if calculations. Change one number in a spreadsheet and all the calculations in a large spreadsheet will re-calculate, and will …

Dec 15, 2017 · As a free alternative to Microsoft’s popular Excel, OpenOffice Calc is a tough one to beat. But while the two spreadsheet tools share many qualities, they’re not totally alike.

Jan 8, 2026 · Your 2026 quick guide to free Office alternatives Why free and open source office suites offer real choice beyond Microsoft 365.