Web Directory by Internet-Web-Directory.com

Developer.com's Open Source section offers articles, tutorials, news and other resources for professional interested in understanding and using Open Source technologies. Information and resources for the developer and technical professional interested in open source software.

General information on Free Software (Open Source) and its community.

HP and Open Source home page. Link to HP-sponsored open source projects, open source and project news, events, highlights, and developer features. A number of Open Source software projects that run on various HP (former Compaq) systems.

Resource site for Open Source Software researchers. Contains a bibliography, news and opinion sources, and links.

The OSDN brings many of the Open Source community's favorite gathering places together and makes it easier to move between them.

Home of AYB, an open source multi-lingual instant messenger client.

Online home of the Computer Users Group of Yokota - A group of computer enthusiasts based at Yokota Air Base, Japan. . A great resource for fun, information and of course... computers.