This article focuses on the development of a new trend in the digital genre theory of the computer-mediated communication (CMC). It is an extension of the offline genres theory but appled to the communicative space of the world wide web. The task of of defining criteria for the speech genres in the communicative space of the Internet is extremely complex and many-fold.. As a result we observe a diversity of classifications of the newcommunicative environment which arise under the influence of social media.