SketchUp : is a 3D modeling computer program for a wide range of drawing applications such as architectural, interior design, landscape architecture, civil and mechanical engineering, film, and video game design—and available in a freeware version, SketchUp Make, and a paid version with additional functionality, SketchUp Pro.
SketchUp is currently owned by Trimble Navigation a mapping, surveying, and navigation equipment company.
- The program’s authors describe it as easy to use.
- There is an online open source library of free model assemblies (e.g. windows, doors, automobiles),
- 3D Warehouse, to which users may contribute models.
- The program includes drawing layout functionality, allows surface rendering in variable “styles”, supports third-party “plug-in” programs hosted on a site called Extension Warehouse to provide other capabilities (e.g. near photo-realistic rendering).