OS/2 PACK archive

From Just Solve the File Format Problem
(Difference between revisions)
Jump to: navigation, search
m (Jsummers moved page OS/2 installation archive to OS/2 PACK archive: Sometimes called "PACK" format by OS/2 users. Best I can do for a name.)
Line 4: Line 4:
 
|extensions={{ext|??_}}, {{ext|??@}}, others
 
|extensions={{ext|??_}}, {{ext|??@}}, others
 
}}
 
}}
'''OS/2 installation archive''' (official name unknown) is a family of compressed archive formats used for software installation on OS/2.
+
'''OS/2 PACK archive''' is a compressed archive format used for software installation on OS/2.
  
This article covers the format with signature bytes <code>a5 96 fe ff</code>. For signature <code>a5 96 fd ff</code>, see [[FTCOMP]].
+
This article covers the format with signature bytes <code>a5 96 fe ff</code>. For signature <code>a5 96 fd ff</code>, see [[OS/2 PACK2 archive]].
  
Apparently, OS/2 provides an UNPACK.EXE utility that can decompress the files.
+
PACK format is generally associated with the OS/2 PACK.EXE and UNPACK.EXE utilities.
  
''[This article needs more research, or help from an expert.]''
+
== Format details ==
 +
The compression scheme is possibly the same [[LZW]]-based format used by [[LoadDskF/SaveDskF]].
  
 
== Identification ==
 
== Identification ==

Revision as of 15:34, 12 March 2024

File Format
Name OS/2 PACK archive
Ontology
Extension(s) .??_, .??@, others

OS/2 PACK archive is a compressed archive format used for software installation on OS/2.

This article covers the format with signature bytes a5 96 fe ff. For signature a5 96 fd ff, see OS/2 PACK2 archive.

PACK format is generally associated with the OS/2 PACK.EXE and UNPACK.EXE utilities.

Format details

The compression scheme is possibly the same LZW-based format used by LoadDskF/SaveDskF.

Identification

Files start with bytes a5 96 fe ff.

Sample files

Personal tools
Namespaces

Variants
Actions
Navigation
Toolbox