University of North Carolina, Chapel Hill, study: histories, analyses, explanations.

Features information on and downloads of the open source parts of Apple's OS X.

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

A group of network architects, designers, developers, and admins offering support to organisations. Includes forum, papers and related links.

The computer vision library will provide a wide range of functions, including gesture recognition, object-tracking, face recognition and camera calibration, that will help researchers develop ways to use 'computer vision' as a method for people to interact with computers.

User community support to Free Sofware projects, providing a newsboard, forums and wiki, as well as hosting services for mirrors.

A number of Open Source software projects that run on various HP systems.

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

A community website for Filipino Open Source Software / Free Software (OSS/FS) advocates.

(slightly skeptical) open source software educational society. Eastern European focus; many links are ideal for those with few resources in hardware or money.

Site about Sun's involvement in free and open source projects.