OpenOffice.org is fully-featured office suite compatible with leading office products, and a virtual community working through OpenOffice.org's numerous projects. It includes the key desktop applications, such as a word processor, spreadsheet, presentation manager, and drawing program, with a user interface and feature set similar to other office suites

Main Features
- Writer – a word processor you can use for anything from writing a quick letter to producing an entire book.
- Calc – a powerful spreadsheet with all the tools you need to calculate, analyse, and present your data in numerical reports or sizzling graphics.
- Impress – the fastest, most powerful way to create effective multimedia presentations.
- Draw – lets you produce everything from simple diagrams to dynamic 3D illustrations.
- Base – lets you manipulate databases seamlessly. Create and modify tables, forms, queries, and reports, all from within OpenOffice.org
- Math – lets you create mathematical equations with a graphic user interface or by directly typing your formulas into the equation editor.