>> A5L file

A5L file format description

Many people share .a5l files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .a5l file can be edited, converted or printed with. On this page, we try to provide assistance for handling .a5l files.

1 filename extension(s) found in our database.

.a4l - Macromedia Authorware Library

The A4L development files are related to Adobe Authorware. A4L file is a Macromedia Authorware Library. Authorware is a visual authoring tool for creating rich-media e-learning applications for delivery on corporate networks, CD/DVD, and the Web.

Adobe Authorware
Development files
- / -
a3l, a5l, a6l, a7l
Macromedia Authorware Library related extensions:
ActionScript Object
Flash JavaScript
Adobe AIR Native Extension
Adobe Flash ActionScript
Shockwave Flash Source File
Shockwave Flash Component File

Naturally, other applications may also use the .a5l file extension. Even harmful programs can create .a5l files. Be especially cautious with .a5l files coming from an unknown source!

Can't open a .a5l 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 .a5l file extension is often given incorrectly!

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

arl, a51, atl

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

AOL Organizer File
µVision Assembler Source Code
A-Law Compressed Audio File
Aureal Aspen Bank Data
Artlantis 3D Scene
Macromedia Authorware Macintosh 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

If you find the information on this page useful, please feel free to link to this page.

If you have useful information about the .a5l file format, then write to us!

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