Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
CloudHealth - CloudHealth is IT service management for the cloud, enabling policy driven cost, utilization, performance and security optimization.
nginx - A high performance free open source web server powering busiest sites on the Internet.
CloudCheckr - CloudCheckr provides security, cost and usage reporting and analytics to help users manage their AWS deployment.
vCenter Server - IaaS platform for managing and deploying virtual machines
Amazon CloudWatch - Amazon CloudWatch is a monitoring service for AWS cloud resources and the applications you run on AWS.