Ad-Aware

Spybot

Microsoft AntiSpyware

Virus:

AVG Anti-Virus - FREE Anti Virus tool for home users

Toolbars:

Google Toolbar

Yahoo Toolbar

Office Suites:

Open Office

Picasa 2  - Excellent Free Photo Editor By Google

Desktop Search:

Google Desktop

Microsoft Desktop

Browsers:

Firefox  - Excellent Internet Explorer Alternative

Maxthon  - (Tabbed Browser Enhancer)

Viewers:

Adobe Reader 7  - Used For Viewing PDF's

Microsoft Word Viewer 2003  - Used For Viewing Word Files

Microsoft Excel Viewer 2003  - Used For Viewing Excel Files