Datadog is a cloud-based monitoring and analytics platform that provides observability and security for cloud-scale applications

Don’t just observe. Take action. The only app monitoring platform built for developers that gets to the root cause for every issue.

Easy-to-use website monitoring and uptime monitoring service in one

The open-source status page system

Uptime Kuma is an easy-to-use self-hosted monitoring tool.

Vigil is an open-source Status Page you can host on your infrastructure, used to monitor all your servers and apps, and visible to your users.