East Bay I.T. Group (ebig) - Networking and development association of area technology companies, entrepreneurs, and workers. Sponsor and member listings, newsletter, job postings, and event calendar included.
International Macintosh Users Group - Multilingual group based in Silicon Valley, CA. Includes a calendar of events, guestbook, and membership information.
Lockheed Martin Macintosh Guild - Sunnyvale, CA. Mailing list, downloadable freeware and shareware, links, articles, and information available to Lockheed Martin employees.
MacFilmmakers - Silicon Valley, CA. A digital video user group offering a calendar, links, volunteers, and meeting information.
Macs of Marin - Special interest groups, guides for new Macintosh users, shopping, and meeting calendar.
Oakland Perl Mongers - user group for the Perl programming language. site provides basic info, offers Perl Quests, help learning, etc. invites participation.
SDForum Java Special Interest Group - Palo Alto. Group information, includes meeting information, archives, directions, mailing list signup, and resource collection.
Silicon Valley Linux User Group - Meets in North San Jose. SVLUG directly serves Silicon Valley and the surrounding Bay Area. It also helps promote other LUGs anywhere in Northern and Central California.
Silicon Valley NUI - SVNUI is a local chapter of NetWare Users International, a not-for-profit organization for computer networking end users, administrators, and industry professionals using Novell products, services, and technologies. SVNUI's members hail from Santa Clara and San Mateo Counties, as well as adjacent areas in Alameda, Santa Cruz, and Monterey Counties.
South Bay All Computers Enthusiasts - Non-profit organization of computer users of all experience levels which meets twice a month in Rolling Hills, California. Provides support for new hardware, software, and operating systems.