THOR File Extension
Generic
- File Type thor
- Popularity
- Application Notepad++
- Category Developer Files
What is a THOR file?
Generic, identified by the THOR extension, is a Developer Files type and includes 1166 files.
THOR files are supported by Windows, Linux and Mac OS. You can open a THOR file using one of 4 programs, for example Notepad++, Atom and Sublime Text.
Programs that support THOR files
How to open a THOR file?
The most common reason why a THOR 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 THOR files are Notepad++, Atom and Sublime Text. 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 THOR files.
Make Notepad++ the default THOR viewer
Changing the default program in Windows
- Start by right-clicking on your THOR 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 THOR 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 THOR 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 THOR file?
To edit THOR files, you need to install specialized software that allows you not only to open but also to modify developer files. Online THOR editors usually provide fewer features than software created specifically for Generic.
List of Top THOR editors 2026
Following these criteria, we have put together a list of recommended THOR editors.
| THOR 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) |
| Atom | - | Windows, Mac OS, Linux | 4.1 out of 5 (36 reviews) |
Finding answers to THOR file problems
If you encounter issues with THOR files, don’t worry—most can be fixed with minor software adjustments. Refer to the troubleshooting tips below.
What are the signs that my THOR file is damaged?
Corrupted THOR developer files may have one or more of the following symptoms:
- Poor performance when editing a file in Notepad++;
- 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 THOR 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 THOR file?
Use a recovery program to open the damaged THOR file and navigate to the "Repair" menu item. Wait for the recovery process to finish, as it will automatically repair damaged developer files.