VSquare - Vsquare is a Vmware and Hyper-V-based data protection, disaster recovery, and business continuity solution that provides businesses with a complete, affordable solution for protecting their data and ensuring continuity in the event of a disaster.
Pingdom - With website monitoring from Pingdom you will be the first to know when your website is down. No installation required. 30-day free trial.
Bacula Enterprise - A physical, virtual and cloud data center backup software for data centers. Bacula Enterprise Edition is the best open source backup software.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
CloudEndure - CloudEndure provides cloud migration and cloud disaster recovery for any application.
Better Uptime - We call you when your website goes down