The "Hommingberger Gepardenforelle" is free! At least, it is freely invented ;-)

The goal is to get a high search machine ranking for the word Hommingberger Gepardenforelle... Curious? Search the web with your favorite search engine to know more ;-)

Gaim is a multi-protocol instant messaging client which is compatible with Jabber, AIM, ICQ, MSN Messenger, Yahoo, IRC, Gadu-Gadu, and Zephyr networks.

Mozilla is one of the most complete, flexible and evolutive web browsers in the world. It features HTML 4, DHTML, CSS, Javascript and MathML. It has a very complete built-in mail and news client (pop3 and imap).
People not needing the full functionality should also take a loook at Firebird (Browser-only component) and Thunderbird (Mail & News Component) which are also included in GnuWin.

Mozilla Firefox is a lean alternative to the Mozilla Suite, roughly half its size and a tad faster. It offers quite a few of the features people have come to love in Mozilla, like tabbed browsing or the suppression of pop-up windows.

PuTTY is a Free Win32 Telnet/SSH Client.

Ethereal is a free network protocol analyzer for Unix and Windows. It requires WinPcap.

FileZilla is a powerful FTP-client for Windows 9x, ME, NT4, 2000 and XP. It has been designed for easy use and for support for as much features as possible while still being fast and reliable.

Gnucleus is a Gnutella peer to peer client.

Miranda IM is an ICQ and MSN client.

Email and News client

HTTrack is a free, open source and easy-to-use offline browser utility.

Xchat is an IRC client for UNIX operating systems. I.R.C. is Internet Relay Chat. Xchat also runs on MS-Windows.

This program, is known as this names: aMSN, Alvaro's Messenger, or Another MSN messenger clone. It's a clone of the original MSN Messenger, having the same look and feel.
It is multiplatform and can run on any OS having Tcl/Tk installed (like Linux, Windows, Macintosh).

The most popular web server on Internet!

Exodus is an instant messaging client for the open standard Jabber® protocol, developed to be a "successor" to the very popular client Winjab. It's smaller, faster, easier to use, and looks better

Links is a very nice textmode browser.

Psi is a client for the Jabber system. Written in C++ and based on the Qt library, there are versions available for Linux (and other flavors of unix/X11), Microsoft Windows, and Apple MacOS X. Psi is released under the GNU General Public License, so you know that it's truly free, and will remain so.

Sends emails.

Speak Freely is a 100% free Internet telephone.

NcFTP is an ftp client, good for scripting.

The OpenH323 project aims to create a full featured, interoperable, Open Source implementation of the ITU H.323 teleconferencing protocol that can be used by personal developers and commercial users without charge.

OpenSSH on Windows v3.4-3 Includes ssh, scp, and sftp clients and servers for Windows 9x, ME, NT, 2000, and XP. Servers not available for Win 9x/ME

SLRN is an NNTP-based newsreader.

Blat is a Public Domain Windows 95/NT console utility that sends the contents of a file in an e-mail message using the SMTP protocol.

Grub provides a free for download, free to run, distributed crawling client.

Secure iXplorer looks like an FTP graphical client, but uses SSH to connect.

Posadis is a Domain Name Server.

Spamihilator is a spam filter use Bayesian and word filtering to filter spam out of your email inbox.

VNC (an abbreviation for Virtual Network Computing) is a great client/server software package allowing remote network access to graphical desktops.