Apple Developer Connection: Open Source - Features information on and downloads of the open source parts of Apple's OS X.

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

Intel Open Source Computer Vision Library - 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.

Open... - Weblog with news and comment on developments in open source, open genomics, and open content.

Open Ideas - User community support to Free Software projects, providing a news board, forums and wiki, as well as hosting services for mirrors.

Open Source and Linux from HP - A number of Open Source software projects that run on various HP systems.

Open Source Business Resource - Free monthly publication for Canadian business owners, company executives and employees, covering issues on free software in a business and institutional environment.

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

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

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

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

A Quantitative Profile of a Community of Open Source Linux Developers - University of North Carolina, Chapel Hill, study: histories, analyses, explanations. (October 6, 1999)

Open... - Weblog with news and comment on developments in open source, open genomics, and open content. [Atom]