Viewers and Players

What are viewers and players (plug-ins)?

Some webpages have links to files that may require extra software, or plug-ins, for you to view or play the files. Plug-ins are optional software additions that let you do things like watch videos, hear sounds and music, and read certain types of documents.

How do I get the plug-ins I need?

You can download the plug-ins below for free. They will enable you to view or play all of the file formats on