Statusbot vs stts: What are the differences?
Statusbot: API for monitoring all status pages. Statusbot is a RESTful API that allows you to programmatically monitor the status pages of mission-critical services on which your business depends. With API endpoints for service statuses, incident updates, and maintenance alerts, Statusbot will always keep you in the know; stts: Open source macOS app for monitoring the status of cloud services (AWS, Heroku, Twilio, etc). With a click of the menubar icon, you can see the status of your favorite services. You can also be notified when a service goes down or gets restored. stts is designed to be unobtrusive, only giving you the information you need and allowing you to access the status page with a single click.
Statusbot and stts can be categorized as "Cloud Monitoring" tools.
stts is an open source tool with 197 GitHub stars and 25 GitHub forks. Here's a link to stts's open source repository on GitHub.