MLY File Extension

OCaml Ocamlyacc Input

File Type mly
Popularity
4.1 (34 votes)
Application Sublime Text
Category Developer Files

What is a MLY file?

The MLY extension is related to OCaml Ocamlyacc Input and is classified in the Developer Files category, which contains 1166 files.

MLY files are compatible with various operating systems, including Windows, Linux and Mac OS. You can open a MLY file using one of 4 programs, for example Sublime Text, Atom and PSPad.

Windows

Mac OS

Linux

How to open a MLY file?

The most common reason why a MLY 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.

Sublime Text, Atom and PSPad are among the most widely used programs for handling MLY files. If you wish to install the latest release of Sublime Text, visit the official Sublime HQ Pty portal and download the edition that works on any operating system.

Following installation, MLY files should be automatically opened with Sublime Text.

Set Sublime Text as the default MLY application

Change the default app that opens a file on Mac

Right-click or use Control + Left-click on the desired MLY file to open a menu where you can choose from multiple actions;
Choose "Open in Application" and click "Other";
Look at the bottom of the window, where you will see the "Enable" menu. "Recommended Programs" will be selected as the default option;
Within this menu select "All Programs" and navigate to Sublime Text. Check the box next to "Always open in app" to make sure it’s the default option.

Change default programs in Windows

Start the process by right-clicking on your MLY file and selecting "Open With". From there, click "Choose another app" to continue;
From the options listed in the pop-up window, specifically choose Sublime Text as the application to handle your MLY file;
Be sure to check the "Always use this app" checkbox and click "OK" to save your preference.

Troubleshooting guide for MLY file complications

When issues arise with MLY files, they can generally be fixed with small software tweaks. Use the troubleshooting tips below to help resolve them.

What are the possible solutions to recover a corrupt MLY file?

Start a recovery program, open the damaged MLY file and then select the "Repair" menu item to start the repair procedure. Wait for the recovery process to finish, allowing automatic repair of damaged developer files.

How can I confirm if my MLY file has been damaged?

The signs of corrupted MLY developer files can manifest as:

The file shows slow performance when edited in Sublime Text;
The file stops responding or freezes in Sublime Text or other programs;
The file does not respond or shows errors when opening it;
Unexplained MLY file size inflation;
The file operation is accompanied by the display of error messages;

What are the possible causes of Sublime Text crashing?

Lack of regular software updates can cause Sublime Text to crash. Make sure you have installed the latest updates for Sublime HQ Pty products.

Restarting your computer is a crucial troubleshooting measure that can alleviate numerous common problems. Therefore, it is advisable to restart your computer before modifying any settings related to the software.

How to edit a MLY file?

To modify MLY files, it is necessary to install dedicated software that lets you open and edit developer files. Online MLY editors generally offer fewer tools compared to programs designed for OCaml Ocamlyacc Input.

Best MLY Editor Software in 2026

Taking into account the provided details, we have prepared a list of MLY editors that match your needs.

MLY 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)

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