Design Business - Database of design agencies, news, and useful materials.
Looping - Fast community feedback on all your designs.
Conceptzilla - Get competitive design for a fraction of the industry cost
Visualtip - A service that allows designers and clients to annotate and collaborate on images in real time
The Odin Project - How it works. This is the website we wish we had when we were learning on our own. We scour the internet looking for only the best resources to supplement your learning and present them in a logical order.
LimeSurvey - LimeSurvey: the Online-Umfrage Tool - Open-Source Suryeys