Alternatives to Santa

Stand alone ad blocker

Monitors computer mic and webcam

Store SSH keys in the Secure Enclave

Monitors common persistence locations

Host-based application firewall

SQL powered operating system instrumentation and analytics

Multi-platform client-side cloud file encryption tool

Status bar application to enable/disable Yubikey Nano

Open-source version of the X.Org X Window System

Analysis tool for security research and malware triage

Ad-blocker and privacy guard

Security checklist app