Amazon EMR - Amazon Elastic MapReduce is a web service that makes it easy to quickly process vast amounts of data.
Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
Apache Spark - Apache Spark is an engine for big data processing, with built-in modules for streaming, SQL, machine learning and graph processing.
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
Microsoft Azure HDInsight - Azure HDInsight is an Apache Hadoop distribution powered by the cloud.
LiteSpeed Web Server - LiteSpeed Web Server (LSWS) is a high-performance Apache drop-in replacement.