Autodesk

Free
View DWG files and convert between their versions
Free
It's software that helps you take your Map 3D skills to the next level
Free
Creates and edits projects for mechanical engineering
Free
Simplifies the process of designing 3D objects
Free
Converts various 3D models into 2D build plans
Free
View projects created by combining files from AutoCAD, Revit and other CADs
Free
Autodesk 3ds Max 2017 is a professional 3D editing and animation tool
Free
BIM tool for architectural design, MEP, and structural engineering
Free
Copy, extract, and manage Revit content
Free
It gives modelers and texture artists the freedom to create production-ready 3D
Free
This plug-in allows all types of data to be packaged into one file format
Free
Incredibly powerful and versatile program that allows users to create and visualize models in 2D and view 3D models
Free
Professional 3D modelling and animation creator for PC
Free
Move created data between RevIT and FormIt applications
Free
Creates civil infrastructure projects
Free
Accessesm views and manages point cloud data
Free
It is a program that allows you to explore and visualize 3D concepts
Free
It offers you two ways to get SKP files into your AutoCAD drawings
Free
It provides instructions for creating your own interactive Inventor tutorial
Free
Run AutoCAD 2013 and additional apps in Polish language