Free & Open-Source Kaspersky Alternatives

Antivirus and internet security.

1. ClamAV ↗ ★ PICKFOSSPRIVATE
   Open-source antivirus engine — mostly server-side.
   ●●○Medium · Different UI, similar features
2. Microsoft Defender ↗
   Built-in Windows antivirus — solid baseline.
   ●●○Medium · Different UI, similar features