>> 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

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.

.a4l file format description:
A4L format description not yet available
Adobe Authorware
Development files
- / -
a3l, a5l, a6l, a7l
Macromedia Authorware Library related extensions:
Adobe Authorware External Library
Macromedia Authorware Library
Macromedia Authorware Macintosh File
Macromedia Authorware Source
Macromedia Authorware Packaged File without Runtime
Macromedia Authorware Windows 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:

a51, arl, atl

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

AOL Organizer File
Artlantis 3D Scene
Macromedia Authorware Macintosh File
Macromedia Authorware Source
A-Law Compressed Audio 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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