just like mysql front, squid front is used to manage the squid tasks running on servers and monitor system status of each server, it also help you configure your ruels, users as well as other informations.
A generic filter "front end" that does the following: reads standard input and sends it through a socket to a specified host and port number; receives data back from the socket and writes it to standard output.
Cyrus IMAPd is a popular IMAP server that surfaces a rich interface for extending its functionality. The Cyrus IMAPd Utilities project brings together maintenance utilities, graphical front-ends, and API handlers (such as notification daemons).
UnityCA is a Certificate Authority "front end" based on the Community-Oriented CA (COCA) model, which was primarily developed for non-profit "free CAs." Organizational and end-user interfaces provide trusted web management of the installed CA (eg ElyCA).
MailDB adds a database back-end to an IMAP server for features such as "virtual" mail folders (msgs appearing in multiple folders), "view" folders (dynamic results of searches), etc. The DB is inherently multi-user, allowing msg reference counting.
vSQLmail is a software who make link between MySQL and vpopmail. It's very useful if you don't have mysql support in your vpopmail, and a good alternative of vpopmail's API for PHP. You can use it easily in PHP
mx-LDAP-Suite
mx-LDAP-vacation: auto responses mail on vacation and reads the message from LDAP.
mx-LDAP-admin:Is a PHP based tool. It provides administration of LDAP-Directories
(Add, modify and delete user-accounts,groups,aliases,
samba-workstat
Qmail log parser and vizualization.
The qmail logs are parsed and put in a MySQL database accesible from a web interface. The web interface offers also various statistics build on the parsed logs.
This is a set of programs that allows you to create your own WebMail with sendmail & procmail & imapd & webmail with dynamic sql users and mailbox limitations. You can control your users through web, view statistic, and other.