Glary Utilities - The No. 1 Free, Powerful and All-in-one utility for cleaning your PC
Nessus - Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.
BleachBit - When your computer is getting full, BleachBit quickly frees disk space.
AlienVault USM (from AT&T Cybersecurity) - AlienVault USM Anywhere delivers powerful threat detection, incident response, and compliance management for cloud, on-premises, and hybrid environments.
Systweak Antivirus - Keep your devices protected against Virus, Malware & Ransomware threats
Tenable.io - Tenable.io Cyber Exposure platform helps to protect any asset on any computing platform and eliminate blind spots.