Having trouble opening .mxml extension? Don't panic! This page explains what mxml files are as well as suggests programs you may use to open mxml files. You can download these programs through this page.
What is a MXML file?
Mxml file extension has Flex MXML Component file type, developed by Adobe Systems, which is associated with the "developer files" category.
To learn how you can open the given file, read the information below.
How to open MXML file?
Double click the mxml file to open it. The file will open automatically if file associations have been correctly installed and there is a proper program on your computer; if not, file associations may be corrupted and your OS either cannot find the proper program, or you might not have one for opening the file. First, we recommend downloading our utility to fix file association errors; then, you can download any program for opening the .mxml extension from the ones suggested below. If you are certain there is nothing wrong with the file associations, you may proceed to method 2 right away; besides, if you can't make up your mind when choosing the right program, use Universal File Viewer from the last method.
- Method 1: Fix file association errors
- Method 2: Download the appropriate software
- Method 3: Use universal file viewer
Method 1: Fix file association errors
Follow these steps in order to automatically fix the mxml extension associations' problem in no time:
- Step 1: Click on "Download Solution" to download automatic tool provided by WikiExt.
- Step 2: Click "Start Scan" to identify all potential issues.
- Step 3: Review scan results and click "Fix Items".
File Size: 3.04 MB, Download time: < 1 min. on DSL/ADSL/Cable
This Tool is Compatible With: 
Method 2: Download the appropriate software
The given list provides programs which may be used for opening or converting the mxml file. Choose the proper program for your OS, and click it to start the download or proceed to the developer's website.
Programs that open MXML files
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Windows
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Adobe Flash Builder 4.7 Premium
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FlashDevelop
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Microsoft Notepad
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Notepad++
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gVim
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Other text editor
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MacOS
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Adobe Flash Builder 4.7 Premium
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Apple TextEdit
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Other text editor
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Method 3: Use universal file viewer
In addition to the list of programs above, we recommend using Universal File Viewer. This tool can open over 250 file extensions and, most likely, it will be able to open the mxml file as well. Download Universal File Viewer for your OS.