ContainIQ - Kubernetes native monitoring instantly
Pivotal - Pivotal Software provides enterprise PaaS-based solutions.
Hyperping - Cheap uptime and performance monitoring with detailed reporting and flexible alerting
Heroku - Agile deployment platform for Ruby, Node.js, Clojure, Java, Python, and Scala. Setup takes only minutes and deploys are instant through git. Leave tedious server maintenance to Heroku and focus on your code.
Instatus - Quick and beautiful status pages.
Healthy Servers - Making server monitoring easy