Microsoft Excel Viewer
With Excel Viewer, you can open, view, and print Excel workbooks, even if you don't have Excel installed. You can also copy data from Excel Viewer to another program.
Microsoft Word Viewer
View, print and copy Word documents, even if you don't have Word installed.
Microsoft PowerPoint Viewer
Microsoft PowerPoint Viewer lets you view full-featured presentations created in PowerPoint 97 and later versions.
Open Office can open, view, and edit most files created using the Microsoft Office Suite.
OpenOffice.org 3 is the leading open-source office software suite for word processing, spreadsheets, presentations, graphics, databases and more. It is available in many languages and works on all common computers. It stores all your data in aninternational open standard format and can also read and write files from other common office software packages. It can be downloaded and used completely free of charge for any purpose.