DigitalOcean Monitoring vs stts: What are the differences?
What is DigitalOcean Monitoring? Seamless Infrastructure Monitoring. Collect metrics for visibility, monitor Droplet performance, and receive alerts when problems arise in your infrastructure – at no additional cost.
What is 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.
DigitalOcean Monitoring and stts can be primarily classified 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.