ADD file extension. How to open and convert files with ADD file suffix

There are 8 other file types using
the ADD file extension!

.add - Advantage Database Server data

.add - Adobe PageMaker related data

.add - Alphacam CAD/CAM die-cut drawing

.add - Microsoft Dynamics AX developer documentation

.add - Athena service configuration tool add data

.add - BSL Weighted Addition of Two Images

.add - Apache Beehive collection data

.add - MapTek Vulcan whittle 3D additional structure arcs

ADD file extension - Adapter device driver file

What is add file? How to open add files?

File type specification:

System file type

The add file extension is associated with the OS/2 an operating system for IBM-PC compatible computers developed by IBM. The *.add file contains device driver.

The OS/2 operating system is obsolete product without any support from IBM.

This add file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to open add file:

OS/2

Company or developer:
IBM

OS/2 is operating system developed by IBM for personal computers. OS/2 is no longer marketed by IBM and support for OS/2 was discontinued in 2006. OS/2 is very similar like Windows in many ways, but also has similarities with Unix. The last version of OS/2 is named OS/2 Warp.

Help how to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .add file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

List of recommended software applications associated to the .add file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open add file, edit add file, convert add file, view add file, play add file etc. (if exist software for corresponding action in File-Extensions.org's database).

Unspecified and all other actions for computer programs working with add file - Adapter device driver file

Click on the software link for more information about OS/2. OS/2 uses add file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Other operating systems or devices:

OS/2

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System file

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