ARP file format description

Many people often share .arp files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .arp files. To address this issue, we have created this page to offer assistance and guidance on handling .arp files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .arp files.

Our aim is to simplify the process and promote seamless use of the .arp file format.

4 filename extension(s) found in our database.

.arp - Alphacam Router Post Data

The ARP data files are related to Alphacam. The ARP file is an Alphacam Router Post Data. Alphacam is a leading CAD/CAM software solution for the Woodworking industry.

Category:Data files
Magic:- / -

Alphacam Router Post Data related extensions:

  • adb Alphacam Diecut VB Macro
  • add Alphacam Diecut Drawing
  • adm Alphacam Diecut Param Macro
  • adp Alphacam Diecut Post Data
  • adt Alphacam Diecut Tool Data
  • aeb Alphacam Wire EDM VB Macro

.arp - Arlequin Project

The ARP project files are related to Arlequin. The ARP file is an Arlequin Project. Arlequin is an integrated software for population genetics data analysis.

Category:Project files
Magic:- / -

Arlequin Project related extensions:

  • architect SQL Power Architect Project
  • jms Hot Potatoes Masher Project
  • ptx Ptex Project
  • mfw Multimedia Fusion Project
  • pmp PHPMaker Project
  • ls3 Lumion Project

.arp - AMS REALTIME Data

The ARP data files are related to AMS REALTIME. The ARP file is an AMS REALTIME Data. AMS REALTIME is a powerful and easy to use tool for project management, planning, scheduling and full cost management.

Application:AMS REALTIME
Category:Data files
Magic:- / -

AMS REALTIME Data related extensions:

  • liv Living Actor Data File
  • gocad GOCAD ASCII Data
  • webintents Web Intents Data
  • binary Generic Binary Data
  • nam DB-MAIN Reserved Names Data
  • fcl FidoCAD Library

.arp - Adobe Audition Replay Data

The ARP data files are related to Adobe Audition. The ARP file is an Adobe Audition Replay Data. Adobe Audition is an audio application that combines digital audio editing and multitrack recording in the same program.

Application:Adobe Audition
Category:Data files
Magic:- / -

Adobe Audition Replay Data related extensions:

  • r2lic Rainlendar v2 License Data
  • emn Pro/ENGINEER ECAD IDF File
  • sjf SCAPS SAM JobFile Format
  • asf Statgraphics Data
  • spmo SpeedView Meta Object
  • hpdata Heat Pump Design Model Data

Be careful.

It is important to understand that the .arp file extension is not limited to a particular set of applications. Other programs besides the intended ones can also use the .arp extension to create files. This includes potentially harmful programs or malware that may generate .arp files for various purposes. Be especially cautious with .arp files coming from untrusted or unknown sources.

Can't open a .arp 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 an extension, you receive the following message:

Select an app to open this .arp file

To set the .arp file association in Windows 11, you can follow these steps

  1. Open the Settings app by clicking on the Start menu and selecting the gear icon.
  2. In the Settings app, click on System and then select Apps from the left-hand side menu.
  3. Scroll down and click on the Default apps option.
  4. Under the Default apps section, you will find various categories such as Email, Web browser, and Music player.
  5. Locate the category that matches the file type you want to associate, such as Photos for image files or Video player for video files.
  6. Click on the current default app listed under the category. A list of available apps will appear.
  7. Choose the app you want to set as the default for that file type. If the desired app is not listed, click on More apps to see additional options or click on Look for an app in the Microsoft Store to search for apps in the Store.
  8. After selecting the app, it will become the default choice for opening files of that type.

It's worth mentioning that you don't always need to set .arp file association. Many applications can open .arp files without requiring any specific file association to be set.

The .arp file extension is often given incorrectly

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. Our goal in providing this list is to help users find the right information more easily and enhance their overall search experience on our website.

These misspellings were the most common in the past year:

adp, aep, afp, agp, ap, apr, ar, arl, aro, atp, qrp, rap, rp, wrp, xrp

Is it possible that the filename extension is misspelled?

There is a possibility that the .arp filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .arp:

Operating systems

At, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

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If you find the information on this .arp page useful, please feel free to link to this page. >> ARP file