Free software for identifing and removal of spyware, adware, and viruses. Some software downloads offer ongoing protection, while others are for scanning and detection.
| ClamWin Free Antivirus | Clamwin is a free anti virus for Microsoft Windows 98/Me/2000/XP/2003. It provides a graphical user interface to the Clamav engine. Note, this program does not have on access scanning. This is best used for scheduled anti virus file system scanning. | Windows |
| Winpooch | Winpooch is a Windows watchdog, free and open source. Anti spyware and anti trojan, it gives a full protection against local or external attacks by scanning the activity of programs in real time. Associated with ClamWin antivirus, Winpooch keeps safe your computer against virus. | Windows |

