Apache HTTP Server - Apache httpd has been the most popular web server on the Internet since April 1996
cPanel - With its first-class support and rich feature set, cPanel & WHM has been the web hosting industry's most reliable, intuitive control panel since 1997.
Apache Tomcat - An open source software implementation of the Java Servlet and JavaServer Pages technologies
Webmin - Webmin is a web-based interface for system administration for Unix.
LiteSpeed Web Server - LiteSpeed Web Server (LSWS) is a high-performance Apache drop-in replacement.
Vesta Control Panel - – What I love about Vesta is that it's fast and easy to use