UptimeRobot - Free Website Uptime Monitoring
Lighthouse Desktop - KMS Lighthouse offers world class search technology, providing instant answers to questions to reduce time to accurate knowledge.
StatusPage.io - StatusPage.io is the best way for web infrastructure, developer API, and SaaS companies to get set up with their very own status page in minutes. Integrate public metrics and allow your customers to subscribe to be updated automatically.
SeamlessDesk - SeamlessDesk is a cloud-based service desk software solution that makes it easy to manage customer support operations of any size.
FreshStatus - Better status pages in 1-click, FREE FOREVER
Elevio - Learn how elevio can help bring all your support channels into one, to provide the best support possible for your users