The ÖSD is a non-profit association and stands for both "Österreichisches Sprachdiplom Deutsch" and "Österreich, Schweiz, Deutschland". The ÖSD develops and develops internationally recognized exams for German as a foreign and second language at levels A1-C2 according to the Common European Framework of Reference for Languages (CEFR). The exams have a communicative and multi-centered orientation - therefore they take into account the different standard variants of the German language.