PRJ File Extension

AIMMS Project File Type

Extension .prj
Developer Paragon Decision Technology
Popularity 5.0 (183 Votes)
Mime Type mime-type/not.available
Default Program ESRI ArcGIS for Desktop
Category Data Files
Format Not Available
Updated 8/1/2022

What is a PRJ File Type?

With each project file, an AIMMS (.AMB) file is saved.



PRJ file extension is created by Paragon Decision Technology, also known as AIMMS Project File. PRJ has been classified as Data Files. The format of this file type has not been determined yet. You can open PRJ files in ESRI ArcGIS for Desktop program.

Free online PRJ Tools & Apps

We have also the free online .PRJ (AIMMS Project File) file extension apps that can allow to view, edit, convert from to PRJ, merge, split and compare the PRJ files without installing anything on your system. Please click on the links to explore the complete list of details for each required feature.

PRJ Files Common Issues

There are few common issues with the AIMMS Project File .PRJ File Extensions while opening the .PRJ files on Windows and MacOs, we have solution to those issues such as:

Can't Open PRJ Files?

  1. You must have supported software programs installed for AIMMS Project File on your system such as ESRI ArcGIS for Desktop.
  2. Associate default Esri ESRI ArcGIS for Desktop program for *.prj (AIMMS Project File) files.

    Associate PRJ Default Program on Windows
    1. Right-click a *.PRJ (e.g example.prj) file and click Open With.
    2. In the Open with dialog box, click Esri ESRI ArcGIS for Desktop program Or click Browse to locate the program (*.exe) that you want.
    3. Select check box for Always use this app to open .prj files.

    Associate PRJ Default Program on MacOs
    1. Click *.PRJ (e.g example.prj) file and click information -> Open With.
    2. In the programs list, click Esri ESRI ArcGIS for Desktop program Or other appropriate program that you want.
    3. Confirm Change for all... and Contine.
    4. A message will appear "This change will be applied to all files with .ESRI ArcGIS for Desktop extension. By clicking Continue you confirm your selection", click Contine to apply changes.

All Platform Software Programs for PRJ File Extension

List of all softwares that can open the PRJ files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Microsoft Windows logo image Open PRJ File on Windows

Software License Developer
Autodesk 3ds Max image. Autodesk 3ds Max 2020 for Windows  Open autodesk website. Commercial Autodesk
ESRI ArcGIS for Desktop image. ESRI ArcGIS for Desktop 10 for Windows  Open esri website. Commercial ESRI
Autodesk AutoCAD image. Autodesk AutoCAD 2020 for Windows  Open autodesk website. Commercial Autodesk
The MathWorks MATLAB image. The MathWorks MATLAB R2017 for Windows  Open the mathworks website. Commercial The MathWorks
Progress Stylus Studio image. Progress Stylus Studio X15 RELEASE 2 for Windows  Open progress website. Commercial Progress
Microsoft Visual Basic image. Microsoft Visual Basic 6 for Windows  Open microsoft website. Commercial Microsoft

MacOs logo image - FileProInfo.comOpen PRJ File on Mac OS

Software License Developer
Autodesk 3ds Max image. Autodesk 3ds Max 2020 for MacOs  Open autodesk website. Commercial Autodesk
Autodesk AutoCAD image. Autodesk AutoCAD 2020 for MacOs  Open autodesk website. Commercial Autodesk
The MathWorks MATLAB image. The MathWorks MATLAB R2017 for MacOs  Open the mathworks website. Commercial The MathWorks

Linux logo image - FileProInfo.comOpen PRJ file on Linux

Software License Developer
The MathWorks MATLAB image. The MathWorks MATLAB R2017 for Linux  Open the mathworks website. Commercial The MathWorks

Website logo image - FileProInfo.comOpen PRJ file on Web

Software License Developer

iOS logo image - FileProInfo.comOpen PRJ file on iOS

Software License Developer

Android logo image - FileProInfo.comOpen PRJ file on Android

Software License Developer

About Licensing

  1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
  2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
  3. Free+ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
  4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
  5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

PRJ file extension icon image.About PRJ - AIMMS Project File

FileProInfo is to help you understand about the AIMMS Project File with *.PRJ suffix, and provide the complete detail as how to open, edit, convert, merge, split and compare it with other related software programs, software download links and free online apps and tools.

Our professional team members at FileProInfo have been individually researched and verified the details for PRJ. We want to be 100% accurate and publish the information about file formats, tools, apps and software programs that we have tested and validated.

If you would like to suggest any additions or updates to this page for PRJ, please let us know.

Updated 8/1/2022


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