Opening JMM Files

The JMM file type is primarily associated with Jitbit Macro Recorder.

JMM	File extension: JMM
	File type:	script file

What is a JMM file

JMM files mostly belong to Jitbit Macro Recorder. JMM files serve multiple roles depending on the source.
In the most common case, a JMM file is a macro script used by the Jitbit Macro Recorder. This file records a set of actions—such as mouse movements or keystrokes—to automate tasks, including operations with gaming mice. For more info, see the Jitbit Macro Recorder.
Other uses include:

Media File: A Java Media Machine file used by JVC Everio camcorders to store Motion JPEG video data. Visit JVC Everio for details.

Compressed Project: A zipped Symbolstix file from Mind Express that packages project assets. More information is at Mind Express.

JSON Data: A localized JSON file from Jackpot Mobile Manager holding game text, or a JavaScript Media Module from Jade Monkey Studio that contains game configuration and resources.

FilExt.com tips: You can open a JMM file by first checking its internal structure. If it is plain text (like a macro script or JSON), a text editor may work. If it is compressed (ZIP format), a decompression tool is needed. The exact method depends on the file's origin and internal format.

How to open a JMM file

You need a suitable software like Jitbit Macro Recorder to open a JMM file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your JMM file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a JMM file directly in the browser:. Just drag the file onto this browser window and drop it.

Online JMM Text Viewer

Choose your .jmm file to analyze

or drag and drop it here

Online File Viewer

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Programs that open and convert JMM files:

Jitbit Macro Recorder
See the previous paragraphs to learn more about the main application. JMM files are often referred to as Jitbit Macro Recorder data files because this type of file is primarily created or used by this software.
Digital Camera (Video Clip) by JVC
Special format used by JVC.

JMM format details:

If you can determine the file format, the associated program can also be determined. The first characters in a file identify the file format, for example, HTML files start with the bytes <html>. Nonetheless, different programs can utilize the same file extension to represent distinct file formats. Double-clicking on the file often results in an error when opening. Knowledge is power - this also applies when dealing with unknown or faulty files. Our evaluation of the JMM files looks like this:

JMM is not a commonly used file extension and is used by different programs with different formats. The two most common formats are as follows:

40% of all JMM files start with the bytes (fò¾ crucial for this file format. If you open these files in a text editor, you will see only illegible characters. The files are often between 830 bytes and 900 bytes in size. The file type is very recent. The following filename is common: 123.jmm. Files like these have the following tags: recoil.
20% of all JMM files start with the bytes JVMM crucial for this file format. These files contain neither text nor words, but only data. The file size is in the range of 29 KB to 290 KB. Certain words are almost always found in the files, such as SYSC, JVMM and VIDC. An example of a file name is Dvc00001.jmm or DSC00002.JMM.

All other JMM files (40%) have different formats, frequently e.g. ZIP and JSON. The category is texts, media or picto. If you want to find out what your JMM file contains, drag and drop it onto this page.

Technical Data for JMM File Extension

File classification:

Data

Related files:

js, mcr, mm, amc, jar, zip, moi, tod, jlp, json, cfg, avi

a jmm script file is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with JMM files

Associate the JMM file extension with the correct application.
Update your software that should actually open script files. Because only the current version supports the latest JMM file format. Search, therefore, e.g. on the manufacturer website after an available Jitbit Macro Recorder update.
To make sure that your JMM file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
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