LibreCAD - An open source 2D CAD application for Windows, Apple and Linux.
Viventium - Viventium is a cloud-based payroll and human resource software solution designed for small to midsize businesses.
FreeCAD - An open-source parametric 3D modeler
Tribe HR - The best Online Human Resources Software for small & medium businesses, simplifying frustrating HR management challenges.
SketchUp - 3D for Everyone
OnPay - Payroll and HR that make business a breeze