Sometimes, when assessing a website, it helps to know how popular it is. These days, there are a lot of ways to learn this, including a few recent mashups. There are also other apps that assess popularity, using different APIs and analysis to do so. Below we have a selection of some of the recent mashups that dig into determining ranking and popularity.
Codeacademy has just launched its program for APIs for open release. The well known Codecademy is a team of hackers working hard to build a better way for anyone to teach, and learn, how to code. Their investors have been Union Square Ventures, Index Ventures, Kleiner Perkins, O'Reilly, SV Angel, Thrive Capital, CrunchFund, Collaborative Fund, Founder Collective, Yuri Milner, Vivi Nevo, Richard Branson, and several others.