Apache OpenOffice is a free office-suite alternative to Microsoft Office or Apple’s iWork Suite.
The application is available in many languages and works on all common computers.
Apache OpenOffice also works transparently with a variety of file formats, including those of Microsoft Office.
Localizations of Apache OpenOffice are available in 27 languages, with more being constantly added by the community.
Best of all, OpenOffice.org can be downloaded and used entirely free of any licence fees. OpenOffice.org is released under the LGPL licence.