POIX File Extension
Point of interest exchange data
- File Type poix
- Popularity
- Application Notepad++
- Category Developer Files
What is a POIX file?
Point of interest exchange data, identified by the POIX extension, is a Developer Files type and includes 1166 files.
POIX files are supported by Mac OS, Windows and Linux. You can open a POIX file using one of 4 programs, for example Sublime Text, Notepad++ and Windows Notepad.
MIME types
- application/x-poi
Programs that support POIX files
How to open a POIX file?
The most common reason why a POIX file cannot be opened is the absence of required software. To fix this, select a compatible program from the list. Then visit the official developer website via the provided link, download the program, and install it on your system.
The most popular programs for working with POIX files are Sublime Text, Notepad++ and Windows Notepad. To get the latest version of Notepad++, open the Notepad++ Team website where a universal installer for all operating systems is available.
Once setup is done, your operating system should assign Notepad++ as the default app for POIX files.
Make Notepad++ the default POIX viewer
Changing the default program in Windows
- Start by right-clicking on your POIX file and selecting the "Open With" option. From there, click "Choose another app" to continue;
- Inside the popup window, scroll through the list of applications and specifically choose Notepad++ as the application to associate with your POIX file;
- Check the "Always use this app" checkbox and click "OK".
Change the default app to open files on Mac
- Right click or use Control + Left Click on the desired POIX file to access a dropdown menu of actions;
- Select "Open in application" and click "Other";
- Scroll down to the bottom of the window, where you will find the "Enable" menu. Default, "Recommended Programs" will be selected;
- In this menu, choose "All Programs" and navigate to Notepad++. Check the box next to "Always open in app" to make it the default program.
How to edit a POIX file?
To edit POIX files, you need to install specialized software that allows you not only to open but also to modify developer files. Online POIX editors usually provide fewer features than software created specifically for Point of interest exchange data.
List of Top POIX editors 2026
Following these criteria, we have put together a list of recommended POIX editors.
| POIX Editor Software | Developer | Platforms | Overall Rating |
|---|---|---|---|
| PSPad | Jan Fiala | Windows | 4.7 out of 5 (41 review) |
| Notepad++ | Notepad++ Team | Windows | 4.6 out of 5 (37 reviews) |
| Sublime Text | Sublime HQ Pty | Windows, Mac OS, Linux | 4.6 out of 5 (39 reviews) |
| Windows Notepad | Microsoft | Windows | 4.2 out of 5 (37 reviews) |
Finding answers to POIX file problems
If you encounter issues with POIX files, don’t worry—most can be fixed with minor software adjustments. Refer to the troubleshooting tips below.
What are the signs that my POIX file is damaged?
Corrupted POIX developer files may have one or more of the following symptoms:
- Poor performance when editing a file in PSPad;
- Opening or processing the file in Notepad++ or other programs causes instability or crashes in the program;
- The file shows errors when trying to open it or does not open completely;
- Unexpected expansion of the total size of the POIX file;
- Working with the file triggers the display of error messages;
Why does Notepad++ quit or crash unexpectedly?
Notepad++ crashes can be attributed to outdated software. Make sure you have installed the latest updates for Notepad++ Team products.
A computer restart is often the key to solving numerous common problems. That’s why, it is recommended to restart the computer before making any changes to the software settings.
What methods can be used to repair a damaged POIX file?
Use a recovery program to open the damaged POIX file and navigate to the "Repair" menu item. Wait for the recovery process to finish, as it will automatically repair damaged developer files.