FileStar/2
OS/2 PM file manager with built in compression, comparison, search, and associations. Shareware from Sierra HyperStar Software.
FM/2
File Manager/2 is a shareware 32-bit OS/2 Presentation Manager file, directory, and archive manager which can use to manage all file system objects.
Larsen Commander
GUI file manager and command processor that has a look and feel like the classic Norton Commander. Pure GUI but still has a built in command line and a scrollable console monitor. OS/2 shareware.