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ClamAV — Antivirus (Open Source)

ClamAV is an open-source Antivirus solution from Cisco. Compare it against 53 other Antivirus tools on FreeSoftwareX — by features, licensing and price — and request a quote or demo free in 2026.

What is ClamAV?

ClamAV is open source — its source code is publicly available and free to use, modify and self-host, usually with an active community and no licensing fees. It is categorised under Antivirus and published by Cisco. Buyers typically evaluate ClamAV when they need a dependable Antivirus option and want to weigh the trade-offs between free, open-source and paid tools before committing.

ClamAV alternatives

If ClamAV isn't the right fit, compare these Antivirus alternatives side by side:

AVG AntiVirusAhnLab V1Avast AntivirusAviraAvira (AntiVir)BitdefenderBromiumBullGuardCarbon BlackClamTkComodo AntivirusComodo Cloud AntivirusComodo Rescue DiskCylance

Frequently asked questions

Is ClamAV free?
Yes. ClamAV is open source and free to use, with no purchase cost for the core product.
What are the best ClamAV alternatives?
Popular Antivirus alternatives to ClamAV include AVG AntiVirus, AhnLab V1, Avast Antivirus, Avira. See the full list of Antivirus on FreeSoftwareX.
What type of software is ClamAV?
ClamAV is an open-source Antivirus tool developed by Cisco.

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