Mac users interested in Avira for os x 10.5.8 generally download:
Check out the basic toolset for system protection. Work with the settings for preventing, detecting, and handling different hazards, including viruses, phishing elements, trojans, etc. Generate and view detailed reports on the current system status, remove individual items, etc.
ClamXav is an antivirus created for Mac. This utility helps you remove various types of malware threats from your computer, has simple to configure settings, and immediately gets the job down without slowing down the performance of your Mac in the process.