Setting aside questions about the usefulness of antivirus software for Macs, it appears VirusBarrier (commercial) and ClamXav (open source) are the best options. There are others, of course.
Added: Avast offers a free version for MacOS X as well.
Setting aside questions about the usefulness of antivirus software for Macs, it appears VirusBarrier (commercial) and ClamXav (open source) are the best options. There are others, of course.
Added: Avast offers a free version for MacOS X as well.