A semantic community is a set of individuals who are interested in the contents that refer to a specific domain, around which they aggregate to perform social activities such as sharing, commenting, possibly editing, those contents. Every producer of contents that is interested in interacting on social networks and in general on digital news platforms is interested in actively collaborating with the semantic communities that exist about the topics she produces. In general, moreover, a content producer is interested in fostering communities, mainly because this will generate a higher interest on her contents. In this paper, we illustrate an architecture of a system able to support and manage semantic communities in the framework of a project for digital news delivering. The architecture is illustrated and its basic concept is presented