With its Web 2.0 focus it is easily one of the most popular blogs out there. Linked to by over 15,400 other blogs according to Technorati makes it the 5th most popular blog on the Web. Technorati also has 151,000 feed subscribers according to Feedburner.
FeedBurner provides RSS feed management for bloggers and other online news sources and is currently offering more than 566,000 feeds from more than 334,000 publishers. FeedBurner delivers 310 million feed views every day.
An online, royalty-free stock photo provider. iStockPhoto is arguably the most visited stock photo provider in the world.
A service allowing its users to move and share large files with others over the Web instead of sending them over email. The service has more than 3 million registered users and transfers more than 1 million files daily, accounting for over 30 terabytes (30,000 gigabytes) of data.
Meebo is an in-browser messaging application supporting a variety of messaging applications such as Yahoo! Messenger, Windows Live Messenger, ICQ, AIM and Jabber. Meebo users exchange more than 70 million messages every day.
Though it doesn’t have the gargantuan user base of YouTube, Vimeo is one of the most popular video sharing sites out there and has won over many users with its elegant interface.
The tagline says it all: “Website traffic comparisons on steroids.” Alexaholic uses data from Alexa to display web traffic trends.