SQWEZ

File Format
Name	SQWEZ
Ontology	Electronic File Formats Archiving SQWEZ
Extension(s)	.sqz, special
Released	1994

SQWEZ is a compression utility for DOS, whose main feature is creating self-extracting archives in EXE format. Starting with v2.1, it also supports non-executable archives, in its native .SQZ format. It was developed by JM Software / Jim Miller, and distributed as shareware.

Disambiguation

Not to be confused with Squeeze It (a.k.a. SQZ), Squeeze, or the other things listed at Squeeze#Disambiguation.

Identification

v≤1.1 EXE: ASCII "erawtfoS MJ" (read it backwards) appears somewhere in the overlay segment (refer to MS-DOS EXE#Special file positions). Can be at the start of it, or at some multiple of 512 bytes from the start of the file.

v1.2-2.0 EXE: Undetermined.

v2.1-2.3 EXE: The overlay segment starts with ASCII "SQWEZ v2.".

v2.1-2.3 SQZ: The file starts with ASCII "SQWEZ v2.".

Software

• SQWEZ - Original(?) release
• SQWEZ v1.1
• SQWEZ v1.2: FUNPROFT.ZIP → SQWEZ.EXE (bare executable)
• SQWEZ v2.0
• SQWEZ v2.1 [1994-08-25]
• SQWEZ v2.1 [1994-08-27]
• SQWEZ v2.2
• SQWEZ v2.3