Suprvise is a real-time health monitoring and errors tracking dashboard.
Hyperping - Cheap uptime and performance monitoring with detailed reporting and flexible alerting
WebGazer - Monitor your website's availability with WebGazer, review its performance and get instant notifications when your website goes down. No installation required and free plan available.
Instatus - Quick and beautiful status pages.
Monitority - Simple website monitoring service (sms/email alerts)
ContainIQ - Kubernetes native monitoring instantly
Instatus Out - Monitor services in your menu bar