This includes audio, video, document, image, and other categories. Not to mention, Zamzar offers conversion and compression services across several other categories on its intuitive web platform. It supports conversions from PDF to numerous CAD file types, including DWG and DFX, and it also allows reverse DWG to PDF conversions. Zamzar Online File Conversion is a beginner-friendly, intuitive platform offering fast, secure online PDF to AutoCAD conversions.