: Make your mockups come alive. Napkee lets you to export Balsamiq Mockups to HTML/CSS/JS and Adobe Flex 3 at a click of a button. : http://www.napkee.com/

: The BUI Gallery showcases UIs that are just not good. Showing us a bad user interface, telling us what is wrong, and where it comes from. A great tool to learn from mistakes already made by others! : http://www.buigallery.com/

: See every mouse movement and every click Increase revenues and improve site usability : http://www.clicktale.com/

: A great list of web accessibility tools by the W3C. : http://www.w3.org/WAI/ER/tools/complete

: Color Oracle is a colorblindness simulator for Window, Mac and Linux. It takes the guesswork out of designing for color blindness by showing you in real time what people with common color vision impairments will see. Color Oracle applies a full screen color filter to art you are designing – independently of the software [...]

: If you want to make your website better at turning visitors into customers, you need to understand why most of your visitors are leaving. This report gives you the tools that tell you exactly why your visitors aren’t taking action. : http://www.conversion-rate-experts.com/articles/understanding-your-visitors/

: Usabilla provides fast and simple visual feedback. Create your own test and ask your users to share their opinion online. Test your mockups, wireframes, sketches or webpages. : http://www.slideshare.net/pveugen/usabilla-visual-feedback

: SlickMap CSS is a simple stylesheet for displaying finished sitemaps directly from HTML unordered list navigation. : http://astuteo.com/slickmap

: Three’s a trend. And five’s a default. Here are five examples of sites whose logo is a link to the homepage – and who make this obvious by changing the image on mouseover / rollover. There are some tips on how to do it yourself at the end. : http://www.malcolmcoles.co.uk/blog/logos-change-home-link/

: EightShapes Unify is a collection of templates, libraries, and other assets that enable user experience designers to create more consistent, effective deliverables faster. The system utilizes the Adobe Creative Suite of products; primarily, Adobe InDesign is the key authoring tool. The system is often used by designers – and larger user experience teams – [...]