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Wikipedia Launch
Wikipedia launches, it is a free encyclopedia that anyone can edit -
Technorati
Technorati, a search engine for blogs go's live -
StumbleUpon
StumbleUpon launches, it is a website that recommends web content to its users -
LinkedIn
LinkedIn is launched, it is a business related social networking site used by professionals. -
Myspace
Myspace launches January -
Flickr
In February, an image and video hosting website called Flickr is launched. -
Yelp
October
Yelp begins. It is a social networking site where users review local businesses. -
DIGG
December 5
DIGG begins, it is a social news website -
Gmail
Google launches gmail -
Facebook
March 1
Facebook expands from Harvard to other universities. It is a social networking website. -
Facebook
Facebook reached milestone of one million members.