What's new in AutoCAD 2019
AutoCAD® 2019 software includes industry-specific toolsets; improved workflows across desktop, web and mobile; and new features such as DWG™ compare. Below three are specialized toolsets
AutoCAD Mechanical 
AutoCAD  Mechanical 2019 design software is software built for manufacturing. Part of the Digital Prototyping solution, it includes all the functionality of AutoCAD,
AutoCAD Architecture & Civil
Architectural objects have a relationship to one another and interact with each other intelligently.  Objects can be represented in both 2D and 3D
AutoCAD Electrical
AutoCAD Electrical is a specialist control panel of Autodesk This software increases the productivity levels of up to 80% when compared to 2D drafting.