Copernicus Publications is a German open-access publisher based in Göttingen. It was founded in 1988 as a non-profit association by researchers at what was then the Max Planck Institute for Aeronomy. In 2001, Copernicus GmbH was established to manage conferences and the publishing business. Since 2004, all journals have been open access. The TIB AV-Portal systematically and comprehensively publishes, in particular, video supplements and video abstracts of the publisher.