telnet client

It is a Bulk Emailer Client.

A new open-source mail client for Mac OS X.

Fast MUD/MUSH/MUCK/MOO client for Windows. Written in C++ for high speed.

The e-mail client to deliver newsletters.

Allows you to forward connections between VPN client and server.

CrunzhMail is a very small and simple e-mail client

Email meets videogame! World's first 3-dimensional email client.

MaiLandeR is an unique e-mail client.

A FREE, modern and fully functional FTP client for Windows.

atTFTPClient is TrivialFTP (TFTP) service client.