Centre for the Greek Language : The formal portal for the Greek language from the Centre for the Greek Language. It includes dictionaries, bibliographies, ancient texts, mediaeval and modern Greek as well as information about the formal exams for the Certification of Attainment in Greek Language (Greek Language Learning).

Organisation for the Dissemination of Greek Language : Organisation that aims to disseminate Greek language all over the world and supports (through educational programms, congresses, grants etc.) this aim.

European Society of Modern Greek Studies : Scientific Union aiming at the promotion of the research and teaching of the modern Greek language, literature, history and Greek culture in general.