Best open source antivirus

I’m interested in using an open source antivirus program, but I’m not sure which ones are the most effective.

Can you suggest some options that have a good reputation in the open source community?



Hi @lthompson2K

Try these ones:

ClamAV is an open source antivirus program that is widely used by businesses and individuals. It is known for its high detection rates and low false positive rates.

Sophos has Scan and Clean for free. It is widely used by businesses and organizations.

Avast has a free antivirus program that is known for its strong malware protection and user-friendly interface. It is widely used by individuals and businesses.


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Here are a few open-source antivirus programs with good reputations in the open-source community:

  • ClamAV (you mentioned it already): ClamAV is a popular open-source antivirus engine known for its versatility and cross-platform compatibility. It’s widely used in email scanning and provides a command-line scanner as well.
  • ClamWin: Based on ClamAV, ClamWin is a free and open-source antivirus program for Windows. It offers a user-friendly interface and regular virus database updates. While it lacks real-time scanning, it’s a solid choice for on-demand scanning.
  • Immunet: Immunet is a cloud-based open-source antivirus solution. It leverages collective intelligence to provide real-time protection by utilizing the power of a community-driven threat detection network.
  • Comodo Antivirus: Comodo Antivirus is a feature-rich open-source antivirus program for Windows. It offers real-time protection, sandboxing, behavioral analysis, and cloud-based scanning. It also includes a firewall for enhanced security.
  • ClamTk: ClamTk is a graphical front-end for ClamAV and provides an easy-to-use interface for scanning files and directories. It’s available for Linux and provides a convenient way to manage and control ClamAV’s scanning capabilities.

Remember that open-source antivirus programs might have varying levels of features and user interfaces, so it’s a good idea to try them out and choose the one that fits your specific needs and preferences.

Additionally, it’s always important to keep your antivirus software updated and use safe browsing practices to maintain a secure computing environment.