Systems and methods are disclosed for creating and managing graph structures using models. A model-driven graph can include a first model node, a second model node, and a first model edge. The nodes can be defined according to at least respective schemas and at least one model utilizing the schemas. Elements can include data related to the aspects represented by the node elements. The edges can be defined according to at least schemas including data of nodes associated with the edge, with the relationships defined by edge schemas or the model(s).