Corpus Nummorum Online is an open access numismatic web portal that aims to collect and present comprehensive regional datasets of Greek and Roman provincial coinage and offers a research tool for their processing and analysis. The material is arranged by regions and mints, as well as by chronology and types. At present, you can browse through and search for coins and coin types minted in Moesia Inferior, Thrace, Mysia, and the Troad.