PopCom!
From Just Solve the File Format Problem
PopCom! is an executable compression utility for CP/M, developed by Yoshihiko Mino.
See also PMexe, a similar utility by the same author.
Identification
Compressed files have ASCII "-pc1- at offset 5. This resembles an LHA compression identifier, but it is not used in that way.
Software
- freewar1.pma → POPCOM10.PMA
- LZPACK by Jeffrey H. Johnson (2026) is an open-source, algorithmically compatible reimplementation.
Sample files
- scrsave.com
- msx2ide.pma → FDISKIDE.COM
- vgif.com
