Adobe Authorware unpackaged file
File type: Various data file
The .a4w file is an unpackaged Adobe Authorware project file. It contains project data for an Authorware application before the project is packaged for distribution.
This file belongs to Adobe Authorware for Microsoft Windows.
Found 2 different file type records with the same a4w filename suffix.
File type category:
Various data file
Date updated: October 2, 2026
Adobe Authorware is a graphical programming and authoring environment originally developed by Macromedia. Adobe acquired Macromedia in 2005, and Authorware subsequently became an Adobe product.
An .a4w file stores unpackaged Authorware project data. It is an editable source file used while creating an interactive multimedia application, rather than a finished packaged application for end users.
Open the .a4w file with Adobe Authorware on Microsoft Windows. Authorware is required to work with the file as an editable project.
If a compatible copy of Adobe Authorware is available, open the project there and use its packaging or publishing functions to create a distributable Authorware application.
Software applications that can open a4w files:
Microsoft Windows
Software apps that create a4w files:
Microsoft Windows
File type category:
Disk image (ISO) binary file
Date updated: May 22, 2019
Record marked as obsolete and not updated for a long time.
The a4w file extension is associated with Apple II Emulator for Windows.
The a4w image file is 143388 bytes in size, and is a proprietary format used solely by the Apple II Emulator for Windows.
This binary format is used to store non copy-protected images.
Use compatible tools to work with *.a4w files.
Probably cannot be converted to other formats.
Software applications that can open a4w files:
Microsoft Windows
Software applications that handle other tasks involving a4w files:
Microsoft Windows