Since 1991, D&F has been coding and distributing several softwares (today websolution) for pluralism tracking. It mainly aims at controling that speaches of political parties are broadcasted with the notion of equity stated by the French law. This software / Web solution is used by the CSA (French broadcasting authority) and the main French television channels. It helps at sequencing video (all formats) using a viewer in relation to the database of the CSA. Then, it compares the data entered between the broadcasting regulator CSA (Conseil supérieur de l'Audiovisuel) and the channels.