This site contains information on WebRTC and basically explains everything you need to know regarding WebRTC. Here you can find free Tools to help you start building your project. We will NOT dive into deep details about this technology because we think that there are a lot of sites that do exactly that. Instead, we will let you start building your application / website / android app.
With WebRTC you can build video conferences, voice chats, streaming servers, real time communications and more.