z48 is the HP48 port of John's Zcode InterPreter (jzip). Runs Infocom & Inform bytecode images (games), and attempts to be compliant with Z-Machine Standards Document 1.0.
jzip is a zipping/archiving program, written in Java. It let's user use gui to create zip archives and Jar executables archives. The very fact that it is using Java allows use on many platforms.
John's Zcode InterPreter. Runs Infocom & Inform bytecode images (games). Supports all UNIX with termcap/curses, DOS w BCC and MSQC, OS/2, and in progress is a cross-platform GUI front end using wxWindows. Unicode/multicodepage support is planned.