kerio client

zButterfly is a BitTorrent client with a powerful search engine.

User friendly mail client with a lot of useful features

iJab is a web-based Jabber client.

Tabbed File Manager, Ftp Client, Pie Chart, Advanced Tools, And File Viewer

100% free of charge email client for an unlimited amount of time.

Fast usenet client and RSS feed reader

It provides a full featured and easy to use Jabber client.

It provides a full featured and easy to use Jabber client.

It can set Gmail as the default mailto: client.

A generic LDAPv3 client which does not make any assumptions