Windows XP only: DefaultBrowser is a simple utility that allows you to set a portable browser as your system default and easily reverse the process when necessary.

The easy-to-use interface makes it a snap to stay informed with the latest news and information with this RSS Reader. You can completely customize the way feeds are organized and displayed.

Deluge is a full-featured  BitTorrent client for Linux, OS X, Unix and Windows. It uses  libtorrent in it's backend and features multiple user-interfaces including: GTK+, web and console. It has been designed using the client server model with a daemon process that handles all the bittorrent activity.

The Apache HTTP Server Project is a collaborative software development effort aimed at creating a robust, commercial-grade, featureful, and freely-available source code implementation of an HTTP (Web) server.

Pidgin is a chat program which lets you log in to accounts on multiple chat networks simultaneously. This means that you can be chatting with friends on MSN, talking to a friend on Google Talk, and sitting in a Yahoo chat room all at the same time.

LogMeIn Hamachi² is a hosted VPN service that securely connects devices and networks, extending LAN-like network connectivity to mobile users, distributed teams and business applications. You can easily create secure virtual networks on demand, across public and private networks. Hamachi² is managed and maintained from anywhere via the web, securely.