CFX ("CP/M File eXpress") is a program for extracting files from a range of compression and archive formats used primarily on CP/M:
It will handle various nested combinations of these.
If files are contained on a CP/M file system, you'll have to arrange to extract them from that first.
It was originally written by Carson Wilson (circa 1992) and updated by Peter Dassow to version 1.3 in 2006 (announcement in comp.os.cpm). The latter version is available widely as CFX13.ZIP, in particular at: