Mozilla.org

The Mozilla Foundation is dedicated to producing and making available quality open source software. You can download Mozilla Thunderbird, a free email program, and Mozilla Firefox, a free web browser from this site. Software developers can contribute to Mozilla's projects here.

http://www.mozilla.org/

Stumble Upon

A free toolbar that helps people share interesting websites with other likeminded people. Stumble Upon makes browsing the Web into a community experience and provides a filter so that you can find out what sites are really worth your time.

http://www.stumbleupon.com/

Internet Systems Consortium

ISC is a non-profit American organization that promotes the development of the Internet and software systems. Visitors to the site can download free software, and read news relating to software upgrades and the development of new software.

http://www.isc.org/

The Mac Orchard

A community resource for Mac computer users. You can find information and reviews on FTP software, web browsers, email software, MUSH/MUD applications, server applications and more. The site is easily searchable to help you find the right Internet application for your purposes.

http://www.macorchard.com/