DDP File

What are DDP files and how to open them

Are you having problems opening a DDP file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a DDP file?

DDP files have multiple uses, and Delphi Diagram Portfolio is one of them. Read more about the other uses further down the page.

Delphi Diagram Portfolio File

Older versions of the Delphi programming environment can use.DDP files, which are portfolio files. A portfolio file includes a diagram that depicts the relationships between dependencies in a Delphi project.

Delphi is a programming software used to design applications used on desktop and laptop computers, as well as mobile phones, websites, and consoles. It was developed by Embarcadero Technologies.

How to open DDP files

Important: Different programs may use files with the DDP file extension for different purposes, so unless you are sure which format your DDP file is, you may need to try a few different programs.

While we have not verified the apps ourselves yet, our users have suggested ten different DDP openers which you will find listed below.

Last updated: January 28, 2023

More file formats using the DDP extension

Through our research of DDP files, we know that the following formats exist. However, we have not yet analyzed them in detail.

  • DreamPlan Home Design Software Project
  • OS/2 Device Driver Profile

Various apps that use files with this extension

These apps are known to open certain types of DDP files. Remember, different programs may use DDP files for different purposes, so you may need to try out a few of them to be able to open your specific file.

VideoPad Video EditorVideoPad Video EditorUser submitted
Digital DesignerDigital DesignerUser submitted
Prism Video File ConverterPrism Video File ConverterUser submitted
Doxillion Document ConverterDoxillion Document ConverterUser submitted
DreamPlan Home Design SoftwareDreamPlan Home Design SoftwareUser submitted
PhotoPad Image EditorPhotoPad Image EditorUser submitted
Express Burn Disc Burning SoftwareExpress Burn Disc Burning SoftwareUser submitted
DrawPad Graphics EditorDrawPad Graphics EditorUser submitted
MixPadMixPadUser submitted
Voxal Voice ChangerVoxal Voice ChangerUser submitted

Help us help others

File.org helps thousands of users every day, and we would love to hear from you if you have additional information about DDP file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.