A daily updated filename extension database!

DDP file extension

The table below provides useful information about the .ddp file extension. It answers questions such as:

  • What is the .ddp file?
  • What program do I need to open a .ddp file?
  • How can the .ddp file be opened, edited or printed?
  • How can I convert .ddp files to another format?

We hope you find this page helpful and a valuable resource!

2 extension(s) and 0 alias(es) found in database

✅ Dinkey Dongle Parameter File

DDP file is a Dinkey Dongle Parameter File. A Dinkey dongle is a small piece of hardware which is part of a sophisticated system designed to protect your software from illegal copying. You can lock your software to a dongle so that each time you run your protected program, it will check for the presence of the dongle. If the right dongle is found, the program will be executed, otherwise it will not run. The file format used to save DDAdd parameters to a file.
Category: Data files
Application: DDAdd
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
DDP aliases:
DDP related links:
DDP related extensions:
DDRemote Saved Parameters

✅ Delphi Diagram Portfolio

DDP file is a Delphi Diagram Portfolio. DDP files are for Delphi diagrams (DDP stands for Delphi Diagram Portfolio) in Delphi 6-7. Delphi 5 used the DTI extension for this.
DDP format description not yet available
Application: Embarcadero Delphi
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
DDP aliases:
DDP related links:
DDP related extensions:
Delphi Project

Pascal/Delphi Source Code

Delphi Compiled Unit

Delphi Form

Delphi Package

Delphi Component Package

Delphi Package Library

Borland Package Library

Borland Project Group

Delphi Component Resource

Other types of files may also use the .ddp file extension.

🚫 The .ddp file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

cdp, dcp, dd, ddl, ddo, dep, dfp, dp, dpd, drp, dsp, dvp, dwp, dxp, edp

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

OMA Download Descriptor
C64 Doodle Image
Visual Studio Deployment Project
DReport Document
Fusion Plugin
Data Flask Package
Remote Desktop Connection Settings
Digital Video Project
Microsoft Sharepoint Web Part Description

🔴 Can't open a .ddp file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .ddp file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .ddp file extension, write to us!

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