Modelur - Save time and make well-informed decisions during early stages of urban design.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
CityEngine - CityEngine is a 3D modeling software application that uses the method of procedural generation to facilitate urban modeling and design on a massive scale.
Strata Design 3D CX - Strata Design 3D CX is a professional-level 3D modeling and animation software for Mac that delivers end-to-end power for the entire 3D design workflow.
3D Cityplanner - Urban and real estate development at your fingertips. With the 3D Cityplanner it’s possible to create, visualize, analyze and share 3d plans online.
PathEngine - PathEngine is a middleware toolkit for the implementation of intelligent agent movement, built around and implementation of points-of-visibility pathfinding on 3D ground surfaces.