CDP File

What are CDP files and how to open them

Are you having problems opening a CDP file or are you simply curious about its contents? We're here to explain the properties of these files and provide you with software that can open or handle your CDP files.

What is a CDP file?

CDP files have multiple uses, and CD Architect Project is one of them. Read more about the other uses further down the page.

CD Architect Project

We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

How to open CDP files

Important: Different programs may use files with the CDP file extension for different purposes, so unless you are sure which format your CDP 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 CDP openers which you will find listed below.

Last updated: January 25, 2025

All known file formats using extension .CDP

While CD Architect Project is a popular type of CDP-file, we know of 3 different uses of the .CDP file extension. Different software may use files with the same extension for different types of data.

Chess Assistant Database

We know that one CDP format is Chess Assistant Database. We have not yet analyzed in detail what these files contain and what they are used for. We're working on it.

Trainz Content Dispatcher Pack

Files with the .cdp file extension are most commonly used by the Trainz Simulator railroad games.

These games allow players to create train simulations, including train routes and locomotive designs. The CDP files contain add-on content that can be used in the game, providing players with additional routes, scenery, train designs, and other game components.

Various apps that use files with this extension

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

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 CDP file formats, example files, or compatible programs. Please use the links below or email us at submit@file.org to discuss further.