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  • Zeichnung, Frau sitzend am Meer
    Esperanto greetings from the sea
  • Zeichnung, altmodischer Zeppelin mit Aufschrift "Esperanto"
    "High up!"
  • Plakat: [10a Universala Kongreso de] Esperanto, 1914
    Deka Universala Kongreso de Esperanto

Bonvenon! Welcome!

The Department of Planned Languages of the Austrian National Library is home to the world’s largest specialist library for interlinguistics, documenting around 500 planned languages. In addition to Esperanto, the most important planned language in the world today, these also include Volapük, Ido, Interlingua and many others. In the department’s reading room, discover a whole host of books and magazines in planned languages, multifaceted archives and impressive musical recordings and films.

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Capacity library area at Heldenplatz

Due to the minimum distance required by the authorities, currently not all seats are available in the reading rooms. The capacity indicator serves as an orientation for your visit


420 seats are still available.

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