Sitonomy is a free web service which allows developers and designers to find out which technologies are being used in a website or a blog. It provides statistic information of popular technologies and it makes it easier to decide which technologies are good for your blog. It also provides list of alternatives for different categories like advertising, analytics tools etc.
Once it analyzes any website, it gives information about the site components in different categories like advertising, blogging platform, widgets used, in-text ads, subscriptions, analytical tools, server side tools used etc. It also provides with alternative for each categories.
It also shows a usage percentage which gives percentage of analyzed sites that are using the particular component.
Sitonomy offers a good way to analyze website technologies without having to look into the source code and finding out which all technologies are being used.
Cool service. Will check give it a try.Thanks.
Nice review, the site is very similar to http://builtwith.com