AutoCAD is used by designers to create various types of designs of buildings, bridges, automobiles, chips and etc. in a wide range of industries. However, the AutoCAD formats (DWG, DXF, etc.) can only be viewed in a dedicated software or an online AutoCAD viewer. To make things easier, the AutoCAD drawings could be converted into PDF files which can be viewed anywhere without any dependency. In this article, you will learn how to convert AutoCAD DWG/DXF drawings to PDF programmatically using C#.