Ocean - A Community of designers sharing feedback
Dribbble Places - Explore Dribbble design communities around the globe
Wayback Machine - Browse through over 150 billion web pages archived from 1996 to a few months ago.
Airgora - A visual community for physical product designers
SE Ranking - All-in-One cloud-based SEO software for agencies, marketing teams and webmasters
Sidebar Webring - A collection of handpicked blog feeds focused on design