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Magical plugin for sublimetext2

(Google Chrome Extension for YQL page scraping)

(Achieve Hindi Transliteration offline, in javascript)

(Determine gender from a twitter handle)

(Build YQL based mashup in 10 seconds)

IPL Table 
(IPL standing Table made sortable, good example of YQL based mashup)

(Chrome Extension to analyse tweeter Behavior)

(Dzone's popular articles direct link on pages, sorted in read/unread based on whether You visited the link already)

Offline Google Maps
(Open Source Offline Google Maps for Windows Mobile in c#.net)

Text-to-Speech Using Google

(Type source and destination address and get complete the idea of the route, by seeing street view and bird's eye view )

(Type phonetically in Hindi and get it translated to English and other languages)

(Windows mobile App for Farting, similar to iFart on iPhone)

What kind of hack I am talking about here? Read these slides.