There are 2 file types use the .VDX file extension:
1. Visio Drawing XML File
Drawing or chart created with Microsoft Visio, a program for creating business diagrams and flowcharts; similar to a standard .VSD file, but saved in an XML format.
|CS Odessa ConceptDraw PRO||Commercial|
|File Viewer Plus||Free Trial|
|Free Visio Viewer||Free|
|Nektony VSD Viewer||Paid|
|Nektony VSD Viewer for Visio Drawings||Paid|
|Nevron Software MyDraw||Free Trial|
|The Omni Group OmniGraffle||Commercial|
Updated: April 3, 2018
2. The 7th Guest Video File
Video file used by The 7th Guest, an older 3D puzzle game developed by Trilobyte and released in 1993; saves cutscenes and other movie clips played back during the game; can be converted to .AVI video using VDXExt, which is included in The 7th Guest Toolset.
Updated: January 6, 2012