1) Alertbox: Current Issues in Web Usability..
2) TheBestDesigns.com..
3) A List Apart..
4) Getting Real by 37 Signals…
5) Digg / Technology ..
6) Web Design from Scratch..
7) mootools..
8 ) ReadWriteWeb..
9) Zend Developer Zone..
10) css Zen Garden..
11) CSSplay: Experiments with Cascading Style Sheets..
12) W3Schools Online Web Tutorials..
13) Books24×7.com - ITPro Collection..
14) Drupal..
15) Webmonkey: The Web Developer’s Resource..
16) Meyerweb.com: Eric’s Writing..
17) 456 Berea Street..
18) The Web Standards Project..
19) Fiftyfoureleven.com…
20) SitePoint..
Courtesy of our friends @ sixrevisions