www.openoffice.org - A free alternative to Microsoft Office. Easy to download and install and can work with files created in Microsoft Office and many other suites.

https://secure.logmein.com/products/free - Logmein has a great number of remote access products. Easy to setup, access your home PC from anywhere for free.

http://housecall.trendmicro.com/ - Trend Micro free online spyware, malware, virus scanner

http://www.clamwin.com - Free antivirus security

http://free.avg.com/ - Free antivirus security

http://malwarebytes.org - Malware/spyware scanner

http://w3.win.tue.nl/nl/onderzoek/onderzoek_informatica/visualization/sequoiaview/ - Determine what is taking up space on your hard dirve visually

http://www.mirekw.com/winfreeware/mwsnap.html - Screen capture utility

http://www.ccleaner.com/ - Cleanup temp files...