Your website has two faces

When a user interface—intended for human consumption—reflects too much of a system’s internals in its design and language, it’s likely to confuse the people who use it. By A List Apart

31 Creative User Interface Designs for .org Websites

There are many different organizations which are constantly striving to help the world become a nicer place to live. The Internet is one medium of communication which cannot be ignored in the 21st century. By Dzineblog

Mobile UI Design Patterns: 10+ Sites for Inspiration

Mobile apps and sites have unique UI design requirements because, compared to their desktop counterparts, they’re used in smaller screens and, at least with today’s modern mobile devices, rely on fingers instead of a keyboard and mouse as input mechanisms. By Six Revisions

UI Design Framework for Web Designers

Vincent (no last name given) has designed a beautiful, extremely useful, feature-rich interface design framework for web designers who create their initial design mock-ups in Adobe Illustrator. And it’s free for personal or commercial use (credit link required). By Jeffrey Zeldman