This document discusses the evolution of the web from Web 1.0 to Web 2.0 and the role of the Yahoo! User Interface (YUI) library in frontend development. It notes how YUI provides reusable components, utilities and widgets to help developers build rich interactive experiences with semantic markup, progressive enhancement and encapsulation following the principles of Web 2.0. The document highlights how YUI is widely used by large companies and powers many popular websites.

1. Frontend Building Blocks Developing for Web 2.0 Subramanyan Murali Yahoo! Inc Great Indian Developer Summit - 21 May 2008

4. Yahoo! 1996

7. Yahoo! 2006

11. Coming together Data Yahoo! User Interface HTML CSS Javascript Semantics Markup Presentation Behavior Vision Progressive Enhancement

12. YUI Design Philosophy The Yahoo “ Canonical Vocabulary ” - Based on Alan Cooper's work (1995) (More Info in About Face )

13. YUI Components YUI Widgets YUI Utilities Auto-complete Button Menu Calendar Container Data-Table Tree-view Rich text editor Tab view Container Tree view Slider Property Specific code Reset CSS Base CSS Fonts CSS Grids CSS YUI CSS Foundation Event DOM Connection Element YAHOO Animation Drag Drop Browser History Data-Source

21. YUI Slider Widget Slider SliderThumb SliderAnim YUI Animation YUI DragDrop YUI Event

22. Cost

27. Thank you