Popup Ibidem's core mission revolves closely around the relationship between writing the research document and citing its sources. While Ibidem also provides for the same citing apparatus, its responsibilities range widely. For example, Ibidem oversees database management, bibliographic output, reference style management and much more. And Ibidem interacts closely with Orbis.
You can see in the next table differences and similarities in the capabilities of Ibidem and Popup Ibidem.
