The library collection consists of ca. 40,000 volumes including journals and brochures. The main subject of the collection is Religious Studies in general and Buddhist Studies in particular in all relevant languages such as Pali, Sanskrit, Chinese, Japanese, Tibetan, Burmese, Thai, Ceylonese, Nepali, Newari, Prakrit, Hybrid Sanskrit.

The library holds also a collection of ca. 100,000 digital texts.