EDDX files are associated with Edraw Max, a drawing software that allows users to created various visual projects such as designs, diagrams, charts, maps, floor plans, etc.

EDDX files store Edraw Max project data in XML format. EDDX projects can be created using variuos project templates or from the scratch using tools offered by Edraw Max. EDDX files can be freely exported to various popular formats, such as HTML, PDF, BMP, DIP, JPG, GIF, TIF, PNG, WMF, or EMF. EDDX files can also be printed when needed.