Skyscraper Alternatives
Skyscraper is described as 'aims to be a fully-featured, modular, 3D realtime building simulator, powered by the Scalable Building Simulator (SBS) engine' and is a 3D Modeler in the photos & graphics category. There are seven alternatives to Skyscraper for Windows, Mac, Linux, Autodesk 3ds Max and Blender. The best alternative is CityEngine. It's not free, so if you're looking for a free alternative, you could try Suicidator City Generator or Building Generator. Other great apps like Skyscraper are Modelur, Blended Cities, ghostTown and citycad.
CityEngine is a standalone software that provides professional users in entertainment, architecture, urban planning, GIS and general 3D content production with a unique conceptual design and modeling solution for the efficient creation of 3D cities and buildings.
Suicidator City Generator (SCG) is a Blender3D script.
Discontinued
The project is no longer developed. Last version, 0.5.7, released in July 2013, can be downloaded from GitHub.
Modelur is a simple, yet powerful parametric urban design software. Its performance-based nature enables it's users to quickly create massing studies of the proposed development based on key urban design parameters, such as Gross Floor Area or Number of Building Floors.
Building Generator is a procedural building generator script for 3d Studio Max. The script will work in 3d Studio Max 9 SP1 and above.
Blended Cities is an open-source city generator for Blender. it allows to create quickly a large amount of streets and buildings, with various shapes. B.C.
A city generator and tool for creating urban environments.
CityCAD is a new urban design software tool for conceptual 3D masterplanning of sites from 1 hectare up to about 200 hectares in size.