1)   Principal AntiVirus 1.11
Principal AntiVirus protects your computer against viruses, spyware, trojans, worms, backdoors, adware and other malware. It does not use signature scanners, requires no regular updates and protects against both future as well as current malware.
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 2)   Systweak AntiSpyware 2008 1.0
Systweak AntiSpyware 2008 protects your computer from Malware, Trojans, Sniffers, Adware, BHOs, Key Loggers, Monitoring Programs and other infections that could be low risk annoying pop-up adverts to high risk confidential data stealers.
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 3)   Mamutu 1.5.0.22
Monitors live all active programs for dangerous behavior (Behavior Blocking). Recognizes new and unknown Trojans, Worms and Viruses (Zero-Day attacks), without daily updates. Small but very powerful. Saves resources and does not slow the PC.
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 4)   Free Anti-SPY Guard 1.0
Free Anti-SPY Guard is a free tool designed to detect malicious software on your computer. The algorithm of the program allows it to detect spyware, viruses, trojans, rootkits and other malware that is not known yet.
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 5)   iolo Antivirus 1.5.1.4
Protect your PC against viruses, worms, Trojans, and other Internet threats. With real-time protection and hourly updates, iolo AntiVirus blocks malware, removes malicious code, shields your files from theft and damage, and guards your privacy.
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