Survey Monkey - Create and publish online surveys in minutes, and view results graphically and in real time. SurveyMonkey provides free online questionnaire and survey software.
FreeCAD - An open-source parametric 3D modeler
Typeform - Create beautiful, next-generation online forms with Typeform, the form & survey builder that makes asking questions easy & human on any device. Try it FREE!
SketchUp - 3D for Everyone
Google Forms - Simple web forms from Google.
LibreCAD - An open source 2D CAD application for Windows, Apple and Linux.