Free (libre) software and Open Knowledge as paradigmatic knowledge comunities

This paper tries to analyze communities of knowldege such as the communities of public domain software and the open knowledge. All knowledge's community show several characteristics in common: granularity, hospitality, mediation and an activist component to achieve a goal. Both analyzed communities share similar ethos. Evolution of theses communities in recent years are going to be analyzed, because of the appearance of new actors such as the capitalist conglomerates as intermediaries of those communities and their consequences. Final claim asserts that this new actors generate a kidnapping of the activist objectives of this communities.