Interface Design Resources

As you can see, these links to external resources are grouped by topic.

General Human-Computer Interaction References

Interaction-Design.Org is an encyclopedia covering topics within interaction design, human-computer interaction (HCI), design, human factors, usability, information architecture, and related fields.
Usability First - usability resources for websites and software
User Interface Design News - a webzine for interaction designers

Bad Human Factors Designs -- a scrapbook of illustrated examples of things that are hard to use
ISYS Information Architects have an Interface Hall of Fame and an Interface Hall of Shame. Lots of useful tips here, too.
Vincent Flanders' Web Pages That Suck is a great site where you can learn about good web site design by looking at bad design
The Windows 95 User Interface: a Case Study in Usability Engineering - an article from the CHI96 proceedings giving details of the evolution of the design of Windows 95
Welie has a lot of examples of interaction design patterns

useit.com is Jakob Nielsen's extensive site covering many aspects of web page design
The Yale Style Guide is a good guide to web style
Web Patterns is a UC Berkeley resource for web design patterns, e.g. breadcrumbs, tabs
Usability.Gov - a guide to developing useful and usable websites
7 usability guidelines for websites on mobile devices - an article by WedCredible

Pixelcentric have some interface design resources, invluding Vista guidelines and internationalisation tips
Java Look and Feel Design Guidelines offers general and Java-oriented interface design advice, including sections on Visual Design and designing Application Graphics

"Paper Prototyping" is an article by Jakob Nielsen from his Alertbox column.
James Hom's The Usability Methods Toolbox has details of various usability techniques, including prototyping, inspections, inquiries and testing.