Qualys Private Cloud Platform VS Rapid7 Nexpose

Skybox Security - Integrated security management solutions for enterprise–scale vulnerability and threat management, security policy and firewall management.

Nessus - Nessus Professional is a security platform designed for businesses who want to protect the security of themselves, their clients, and their customers.

AlgoSec - AlgoSec automates and orchestrates network security policy management to deliver business applications ensuring security and compliance.

Horangi - Horangi is a leading cyber-security solution that provides instant response and threat detection for companies who lack the time and expertise to monitor their system.

Tripwire IP360 - Discover what's on your network, find the most important vulnerabilities, and address them fast with Tripwire's enterprise-class vulnerability management.

Rapid7 MetaSploit - Penetration testing solution for risk validation.