The 5th annual conference and workshop of EODOPEN project was held online, with the active participation of our colleagues (Dr. Csilla Mezei, Rita Ráczné Radó, Szabolcs Dancs). In the event 15 organizations from 11 countries were represented by 50 experts. During the meeting Szabolcs Dancs gave a report on the annual work of the working group led by the National Széchényi Library.