Adobe Acrobat
Use Adobe Acrobat to read Portable Document Format (PDF) files.
Microsoft Word
Microsoft offers file viewer and converter programs to enable those who do not have MS-Word or have another version of MS-Word to open and view MS-Word files.
Microsoft Excel
Microsoft offers file viewer and converter programs to enable those who do not have MS-Excel or have another version of MS-Excel to view MS-Excel files.
Microsoft PowerPoint
Microsoft offers file viewer and converter programs to enable those who do not have MS-PowerPoint or have another version of MS-PowerPoint to view MS-PowerPoint files.
WinZip
Zip files are single files, sometimes called "archives", that contain one or more compressed files. Files with this extension (.zip) require the WinZip, to open and extract them.