Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
Docker Hub - Docker Hub is a cloud-based registry service
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
Apache Thrift - An interface definition language and communication protocol for creating cross-language services.
LiteSpeed Web Server - LiteSpeed Web Server (LSWS) is a high-performance Apache drop-in replacement.
Apache ZooKeeper - Apache ZooKeeper is an effort to develop and maintain an open-source server which enables highly reliable distributed coordination.