Anti spyware

Free Anti-Spyware
a-squared free	Removes Trojans, Worms, Keyloggers, Dialer and Spyware/Adware from your PC. The free version does not offer real-time protection.
Arovax AntiSpyware	Free anti-spyware program for Windows; sponsored by user forum.
Browser Hijack Retaliator	Internet Explorer protection. Prevents IE from being 'taken over' by malicious scripts and ActiveX controls.
Damage Cleanup Engine	Freeware spyware removal program for Windows. Terminates malware instances in memory, removes malware entries from registry and system files, scans and deletes malware from local hard drives.
Spybot Search & Destroy	Freeware spyware removal and detction program for Windows.
Spyware Detector	Scans for spyware/malware for free; spyware removal is not free though.
Spyware Terminator	Free anti-spyware program with real-time protection, manual and scheduled scan, safe quarantine, automatic update, etc.
SpywareBlaster	Free windows program which protects against spyware: prevents the installation of ActiveX-based spyware, adware, browser hijackers, dialers, and other potentially unwanted software. blocks spyware/tracking cookies in Internet Explorer and Mozilla/Firefox, restricts the actions of potentially unwanted sites in Internet Explorer.
SuperAntispyware	Free anti-spyware program for home use; runs on Windows. There is also a more advanced pro version available for $ 29.95.
ThreatExpert	ThreatExpert can detect viruses and other malware residing inside your computer's memory. It does not attempt to remove them from your harddisk though. Freeware for Windows. There is a 32 bit edition and a 64 bit edition. This virus scanner does not run in the background, it only performs its duty when you tell it to do so - which is a thing we like.