TSplus - TSplus is the Best Remote Desktop Software and alternative to Citrix/TSE. Available from Windows 7 to W10 Pro and Server 2008 to 2019. Free download from the web.
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.
Awingu - One workspace. Any device. Anywhere.
StatusCake - Website Uptime Monitoring & Alerts – Free Unlimited Downtime Monitoring
AWS Elastic Load Balancing - Amazon ELB automatically distributes incoming application traffic across multiple Amazon EC2 instances in the cloud.
Better Uptime - We call you when your website goes down