Ocean - A Community of designers sharing feedback
Wayback Machine - Browse through over 150 billion web pages archived from 1996 to a few months ago.
Sidebar Webring - A collection of handpicked blog feeds focused on design
Airgora - A visual community for physical product designers
TechTalks - A community of engineering, design, product and UX experts
Dribbble Places - Explore Dribbble design communities around the globe