Opening an ASX File

The ASX file type is primarily associated with Media Player.

ASX	File extension: ASX
	File type:	playlist

What is an ASX file

ASX files mostly belong to Media Player by Microsoft. Files with ASX extension are mainly associated with meta files used to save the playlists of audio or video files stored in ASF format (WMA, WMV, or ASF files). Contents an ASX file are written in XML-like syntax representing data such as the titles, refs, authors, file parameters, and the copyright information of media files referenced in the playlist. An ASX file might have the following structure:


<asx version="3.0">
<title>Example Playlist</title>
<entry>
<title>Song Title</title>
<ref href="https://example.com/song_name.wma" />
<author>Author's Name</author>
</entry>
</asx>

Some MIME types associated with ASX playlist files include video/x-ms-asf-plugin (an embedding-only MIME type used to force a v7 scriptable interface) and application/x-mplayer2 (an embedding-only MIME type used to force a v6 scriptable interface). Alpha Anywhere, an integrated development environment for developing web applications, stores indexing data generated by queries in ASX files. Such ASX files are only stored temporarily on users' computers.

How do you open ASX files?

You need a suitable software like Media Player to open an ASX 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 ASX file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a ASX file directly in the browser:. Just drag the file onto this browser window and drop it.

Online ASX Text Viewer

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Programs that open and convert ASX files:

Media Player by Microsoft
See the previous paragraphs to learn more about the main application. ASX files are often referred to as Media Player videos because this type of file is primarily created or used by this software.
ActiveSite (extension) by Jonathon Rossi
ActiveSite is a Component Object Model (COM+) server component that was used by several scripting languages such as ASP (Active Server Pages). ActiveSite's extensions that are run by the Web Portal Engine are stored as ASX files and run as non-compiled scripts. This file format is classified as Developer.
Anywhere (temporary index) by Alpha
Anywhere is an integrated development environment for developing Web-based applications. The ASX file created by this program is a temporary file containing the indexing information generated by a query against a set. These files may be deleted. This file format is classified as Data.
Backup (backup script) by Cheyenne
Backup was a data and tasks management/backup software for Windows 95 computers. The program mainly consisted of a backup manager and backup engine. It stored user-defined scripts for scheduling and performing backup operations in ASX files. This file format is classified as Backup. Related links: Cheyenne Backup for Windows 95 User Guide
VLC (playlist) by VideoLAN
VLC is a powerful digital media player with streaming and conversion capabilities. VLC is able to stream ASF media files stored locally or at remote locations via the ASX playlist pointing to the ASF files. This file format is classified as Video.

ASX file format:

To find out what program is needed to open ASX files, you need to determine the file format. The file format can be deduced from the file extension and the signature. However, different programs can use the same file extension, and file extensions can be assigned incorrectly. So a detailed analysis of a file is vital in order to determine the format and the associated program. Our evaluation of the ASX files is as follows:

The ASX file ending includes various formats for various programs. The two most common formats are as follows:

35% of all ASX files have the same signature http. The content consists of readable text data, which can be read using a text editor. The files are often between 54 bytes and 680 bytes in size. The file type is relatively new. Several words can almost always be found in the files, e.g. http://www.manavai.com and songs. Some examples of file names are s.asx. Files like these have the following tags: japan.
30% of all ASX files belong to Advanced Stream Redirector. The files are using the common file format XML. The Extensible Markup Language (XML) is a simple text-based format for representing structured information: documents, webpages, data, configuration, books, transactions, invoices, and much more. XML defines a set of rules for encoding documents in a format that is both human-readable and machine-readable. The contents of these files are easily readable with a text editor. The average file size is 330 bytes with most files being between 160 bytes and 2 KB in size. Several words can almost always be found in the files, e.g. <ENTRY>, REF HREF, TITLE, <ASX VERSION="3.0">, <ASX version = "3.0"> and http. Files like these are sometimes connected to edits and audio.

All the rest of the ASX files (35%) have different formats, such as XML. These files sometimes refer to other, side or graphics. If you want to find out which format your ASX file belongs to, just click on the button "Choose your .asx file to analyze".

Technical Data for ASX File Extension

File classification:

Video

Related files:

ram, asf, axs, ask, mp4, pls, afx, wax, aspx, mov, bfl, ashx, m3u, exe, zip, txt, pdf, wmv, ifo

Related links:

Media Player Formats, Microsoft Advanced Streaming Format, https://answers.microsoft.com/en-us/windows/forum/all/how-to-play-asx-files-in-windows-media-player/47c5b059-17be-4fba-861b-6006882538ba, https://www.wikipedia.org/wiki/Advanced_Stream_Redirector

Mime type:

video/x-ms-asf, audio/x-ms-wax, video/x-ms-asx

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: ALLPlayerFile
EXEFile: D:\aaa\MarBit\ALLPlayer\ALLPlayer.exe %1

ProgramID: ASXFile
EXEFile: %ProgramFiles%\Windows Media Player\mplayer2.exe /Open %L

ProgramID: ASXFile
EXEFile: %ProgramFiles%\Windows Media Player\mplayer2.exe /Play %L

ProgramID: ASXFile
EXEFile: %ProgramFiles%\Windows Media Player\wmplayer.exe /Open

ProgramID: ASXFile
EXEFile: %ProgramFiles%\Windows Media Player\wmplayer.exe /Open %L

ProgramID: MMJB.ASX
EXEFile: %ProgramFiles%\MusicMatch\MusicMatch Jukebox\mmjblaunch.exe %1

ProgramID: Morpheus.Video
EXEFile: C:\Documents and Settings\Jimmy Son\Desktop\Media Downloads\Morpheus\Morpheus.exe %1

ProgramID: RealPlayer.wmf.6
EXEFile: %ProgramFiles%\Real\RealOne Player\RealPlay.exe %1

ProgramID: RealPlayer.wmf.6
EXEFile: %ProgramFiles%\Real\RealPlayer\RealPlay.exe %1

ProgramID: ASXFile
EXEFile: %ProgramFiles%\WINDOW~1\wmplayer.exe /Open %L

ProgramID: ACEMegaCoDecSPack.PlaylistFileS
EXEFile: %ProgramFiles%\ACE Mega CoDecS Pack\Media Player Classic\mplayerc.exe %1 /open

ProgramID: ASXFile
EXEFile: C:\Unzipped\ASFRecorder\ASFRecorder.exe %L

ProgramID: ZPASXFile
EXEFile: %ProgramFiles%\Zoom Player\zplayer.exe %L

ProgramID: MMJB.ASX
EXEFile: %ProgramFiles%\MusicMatch\MusicMatch Jukebox\MMJB.exe %1

ProgramID: ASXFile
EXEFile: %ProgramFiles%\JetAudio\JetAudio.exe %1

ProgramID: Winamp.PlayList
EXEFile: %ProgramFiles%\Winamp\winamp.exe

ProgramID: RealPlayer.wmf.6
EXEFile: %ProgramFiles%\RealPlayer\RealPlay.exe

ProgramID: GomPlayer.asx
EXEFile: %ProgramFiles%\GRETECH\GomPlayer\GOM.exe /open

ProgramID: MPlayerFileList
EXEFile: %ProgramFiles%\MPlayer for Windows\MPUI.exe

ProgramID: ASXFile
EXEFile: %ProgramFiles%\ACE Mega CoDecS Pack\Media Player Classic\mplayerc.exe

ProgramID: WMP11.AssocFile.ASX
EXEFile: %ProgramFiles%\Windows Media Player\wmplayer.exe /Open

ProgramID: EsmasPlayer.1.File
EXEFile: %SystemRoot%\system32\EMPLnchr.exe /Play

ProgramID: ALShow.ASX
EXEFile: %ProgramFiles%\ESTsoft\ALShow\ALShow.exe

ProgramID: QMP.playlist
EXEFile: %ProgramFiles%\Quintessential Media Player\QMPlayer.exe /open

ProgramID: Ares.Playlist
EXEFile: %ProgramFiles%\Ares\Ares.exe

ProgramID: Ares.Playlist
EXEFile: %ProgramFiles%\Ares.exe

ProgramID: MediaJukebox.File
EXEFile: %SystemRoot%\system32\mjextman.exe /Play

ProgramID: Ares Ultra.Playlist
EXEFile: %ProgramFiles%\Ares Ultra\Ares Ultra.exe

ProgramID: GomPlayer.asx
EXEFile: %ProgramFiles%\_Media\Players\GomPlayer\GOM.exe /open

ProgramID: Plik asx
EXEFile: %ProgramFiles%\SubEdit-Player\subedit.exe

ProgramID: qvodplayer.asx
EXEFile: %ProgramFiles%\QvodPlayer\QvodPlayer.exe -localfile

ProgramID: Ares.Playlist
EXEFile: %ProgramFiles%\Ares\Ares.exe

ProgramID: stormplayer.asx
EXEFile: %ProgramFiles%\StormII\Storm.exe /play

ProgramID: MPlayerFileList
EXEFile: %ProgramFiles%\MPlayer\mplayer\smplayer_portable.exe

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an asx playlist is a special file format by Microsoft and should only be edited and saved with the appropriate software.

How to solve problems with ASX files

Associate the ASX file extension with the correct application.
Update your software that should actually open playlists. Because only the current version supports the latest ASX file format. Search, therefore, e.g. on the Microsoft manufacturer website after an available Media Player update.
To make sure that your ASX file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .ASX file online - secure, fast, and no downloads needed.