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A site is a collection of publicly obtainable, interlinked Websites that share a solitary domain name. Internet sites can be developed and preserved by an individual, group, company or organization to serve a range of functions. With each other, all openly easily accessible web sites comprise the Web. Internet sites are available in a nearly countless range, including academic sites, information sites, online forums, social media sites, e-commerce websites, and so forth.
What is Pligg?

Pligg is an open source content management system that lets you easily create your own user-powered website.