Design in Motion 
An Internet community providing daily information on the art, technology and business of motion design.
http://www.designinmotion.com/Design Addict
A large source of information on 20th century design, which includes an index of designers and manufacturers.
http://www.designaddict.com/
British Design Initiative
An internationally recognised agency that provides a focal point for British design.
http://www.britishdesign.co.uk/
o2
Non-profit, international network for sustainable design.
http://www.o2.org/
Area of Design
A collaborative project that elevates the perception of American art and design, and provides access to the United States' best designers and artists.
http://www.areaofdesign.com/
AGIdeas
Information about annual international design event held in Melbourne, Australia that presents leaders in the areas of interactive media design, visual communication design and 3D design.
http://www.agideas.net/
Tribu-Design
Decorative arts and design of the 20th century.
http://www.tribu-design.com/
