Padlet - Visual boards for organizing anything.
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
Popplet - Popplet is the simplest application to capture and organize your idea.
nginx - A high performance free open source web server powering busiest sites on the Internet.
Quizalize - Quizalize is a leading web-based and mobile-based classroom application that delivers the best and easiest way to differentiates your teaching.
vCenter Server - IaaS platform for managing and deploying virtual machines