>> MXML file

MXML file format description

Many people share .mxml files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .mxml file can be edited, converted or printed with. On this page, we try to provide assistance for handling .mxml files.

1 filename extension(s) found in our database.

.mxml - Adobe Flex Markup Language

The MXML development files are related to Adobe Flex. MXML file is an Adobe Flex Markup Language. MXML is an XML language that you use to lay out user-interface components for Adobe Flex applications. Adobe Flex is a collection of technologies released by Adobe Systems for the development and deployment of cross-platform rich Internet applications based on the Adobe Flash platform.

Adobe Flex
Development files
- / -
Adobe Flex Markup Language related extensions:
Dreamweaver Design Notes Data
Dreamweaver Code Snippet File
Adobe Dreamweaver EDML File
Adobe Authorware External Library
Macromedia Authorware Packaged Library
Macromedia Authorware Library

Naturally, other applications may also use the .mxml file extension. Even harmful programs can create .mxml files. Be especially cautious with .mxml files coming from an unknown source!

Can't open a .mxml file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .mxml file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

hxml, mcml, mml, mxl, mxm, xml

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Maxwell Render Material
Compressed MusicXML Notation
MaxL Script
Haxe Compiler Options
Windows Media Center Markup Language File
Extensible Markup Language File

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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If you have useful information about the .mxml file format, then write to us!

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