Netscape's "Most Popular Plug-ins" page:
http://browser.netscape.com/ns8/community/plugin.jsp

Common Plugins for Mozilla Firefox and Mozilla Suite
https://pfs.mozilla.org/plugins/

PlugInDoc's "Mozilla Plugin Support on Microsoft Windows" page:
http://plugindoc.mozdev.org/windows-all.html

Download.com's "Search for plug-ins" pages:
http://www.download.com/3120-20_4-0....&search=+Go%21

wmplugins.com:
http://www.wmplugins.com/

Plug-ins for Windows Media Player:
http://www.microsoft.com/windows/win...e/plugins.aspx

Google plug-ins:
http://desktop.google.com/plugins/

More:
http://www.google.com/search?hl=en&l...22&btnG=Search
http://www.google.com/search?hl=en&l...22&btnG=Search