Google App Engine - A powerful platform to build web and mobile apps that scale automatically.
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
Salesforce Platform - Salesforce Platform is a comprehensive PaaS solution that paves the way for the developers to test, build, and mitigate the issues in the cloud application before the final deployment.
nginx - A high performance free open source web server powering busiest sites on the Internet.
Dokku - Docker powered mini-Heroku in around 100 lines of Bash
vCenter Server - IaaS platform for managing and deploying virtual machines