Google Desktop Search with Firefox support
Google Desktop Search is a special tool which indexes files, e-mails and web history on your computer and then enables you to easily and quickly search for the desired information. It has been available as a beta for quite some time but now a final version is out. They have added support for Firefox web browser, Thunderbird e-mail client and PDF files. Support for other file formats can be added using plugins and a plugin for OpenOffice.org is already available.