RedGate SQL Monitor is recommended for database administrators, DevOps teams, and IT professionals who manage SQL Server environments and require a reliable and efficient way to monitor, diagnose, and optimize database performance.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
ServerSuit - ServerSuit is a browser based program that enables remote Linux administration, monitoring, website hosting, and server setup automation.
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.
AppZero - AppZero is a monitoring and migration tool that allows users to keep track of different applications and servers in both simple and complex IT environments.
UptimeRobot - Free Website Uptime Monitoring
Netumo - Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues.