There are 3 other file types using
the ASS file extension!

ass file icon.ass - Advanced SubStation Alpha subtitle file

ass file icon.ass - Assembler/Disassembler 68HC11 file

ass file icon.ass - Tom Clancy's Splinter Cell: Blacklist game data file

Detailed description

Software that works with ass file extension

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ASS file extension - ASS I/O archive file

What is ass file? How to open ass files?

File type specification:

Various data file type icon Various data file type

The ASS file extension is associated with the ASS I/O a programmers utility to pack multiple files into one file developed by Nullsoft. The .ass file contains data archive without compression. ASS I/O is obsolete product.

The default software associated to ass file type:

Nullsoft, Inc. logo ASS I/O  Microsoft Windows software

Company or developer:
  Nullsoft, Inc.

ASS I/O is a programmers utility to pack multiple files into one file. ASS I/O consists of two parts. The first part, packass.exe, creates an .ASS file from multiple source files. The other part, assio.c, is linked with your application to support reading from the .ASS file. It is obsolete product.

Help how to open ASS files:

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 file with extension ASS:

As far as we know, this .ass 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 software applications associated to the .ass file extension

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

Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting of the ass files.

  • Open ass file
  • Create ass file
  • Extract ass file

Software that open ass file - ASS I/O archive file

Click on the link to get more information about ASS I/O for open ass file action.

Microsoft Windows:

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