PUBLIC MARKS with tags server & freeware

This is very easy monitoring system for all your servers and client machines.This will monitor you servers and client hard disk space,processes,cpu load,disk activity and many more applications support

FreePOPs is an easily extensible program, which allows to have an access to the most varied resources through the POP3 protocol.

Windows with Apache Php Mysql

Apache Tomcat is the servlet container that is used in the official Reference Implementation for the Java Servlet and JavaServer Pages technologies. The Java Servlet and JavaServer Pages specifications are developed by Sun under the Java Community Process. Apache Tomcat is developed in an open and participatory environment and released under the Apache Software License. Apache Tomcat is intended to be a collaboration of the best-of-breed developers from around the world. We invite you to participate in this open development project.