Pretty Simple Archiver

File Format
Name	Pretty Simple Archiver
Ontology	Electronic File Formats Archiving Pretty Simple Archiver ; ; ;
Extension(s)	.psa
Released	~1993

Pretty Simple Archiver (PSA) is an open source compressed archive utility developed by Serge Pachkovsky.

Identification

PSA files start with a 5-byte signature: 'P' 'S' 'A' 0x01 0x03.