Eovia Corporation today released Eovia Carrara 5.1, a free update to its powerful, approachable, complete 3D solution. Carrara 5.1 delivers enhanced stability and an array of compelling new capabilities. This includes a redesigned tree modeler which includes wind simulation and a revisited interface that makes it easier to create complex trees by splitting the design process into distinct steps such as trunk, branches, leaves and foliage creation.