origin client

is a great client/server software package that allows remote network access .

GStock is a grid computing client for Stock Picks and Stock Pick Screening

Standalone Mail client with optional strongest RSA/AES encryption.See website

free, opensource, console telnet client

Ftp Client to Easily Transfer Files Quickly and Reliably

DataFreeway - free SSH (SSH1,SSH2,SFTP), WebDAV, FTP, FTPS Client for Windows

FREE SSH, telnet, ftp client with powerful terminal emulation capability.

ASP.NET WebControl builds and client dynamically navigates z-piled layers.

SecExMail makes email encryption easy. Works with any email client and is free.