The File Extensions Database

.DDP File Extension

  • Developer by: Embarcadero Technologies
  • Category: Developer Files

What is an .DDP file?

.DDP is Delphi Diagram Portfolio File

Developer file created by Delphi, an IDE often used for creating Windows programs; saves a pictorial representation of dependencies between software components being developed; created by the Diagram Editor that is included with Delphi versions 6 and 7.

Programs that open Delphi Diagram Portfolio File
Embarcadero Delphi

How to solve problems with DDP files

  • Associate the DDP file extension with the correct application. On :
    Windows: Right click on any DDP file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.DDP files". Mac: Right click (or Ctrl-click) the DDP file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .DDP is Delphi Diagram Portfolio File. Because only the current version supports the latest DDP file format. Search, therefore, e.g. on the Embarcadero Technologies manufacturer website after an available .DDP is Delphi Diagram Portfolio File update.
  • To make sure that your DDP file is not corrupted or virus-infected, get the file again and scan it with antivirus software.