Sitonomy is a free online service which will lets a web-master or a blogger to know how a particular website has been put together, thereby one can evaluate the different technologies that are employed in all those successful websites by just providing the URL in the search box! It gives out a list of components powering the website like the Blogging platform, Advertising tools, Affiliate networks, Stats analysis tools, Feed subscription tools, Server software etc.
Below is a snapshot of Sitonomy breakdown for WebTools&Tips.com, a website providing Tips, tricks on Internet Security.
In addition to the listing of components, it lists the alternatives available for each of them, which are being used in other websites. You can use this feature to to decide on which technologies will suit your website the best. It also provides a Bookmarklet in order to access the same information while browsing the websites.
Check out Sitonomy right now and understand what constitutes a successful website in the simplest possible manner.