ClamWin is a Free Antivirus for Microsoft Windows 98/Me/2000/XP and 2003 which includes an easy installer and open source code. You may download and use it absolutely free of charge. It features:

• High detection rates for viruses and spyware;
• Scanning Scheduler;
• Automatic downloads of regularly updated Virus Database.
• Standalone virus scanner and right-click menu integration to Microsoft Windows Explorer;
• Addin to Microsoft Outlook to remove virus-infected attachments automatically.

Please note that ClamWin Free Antivirus does not include an on-access real-time scanner. You need to manually scan a file in order to detect a virus or spyware.

ClamWin Free Antivirus uses ClamAV scanning engine.