UptimeRobot - Free Website Uptime Monitoring
Marshal - Quickly scan your cloud for exposed sensitive information.
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.
Gold Fig - Version control for settings pages
Freshworks - Delight your customers, from wherever you are
Gold Fig Checkup - Lighthouse for your AWS infra security and best practices