I believe BKUP works safely, but I do not assume responsibility for anything. Before you use this program for the first time, please make a backup of your HP48 using a proven method. The browser provides a clean, intuitive way for users to browse the contents of a list and select an item. Two different BZ versions are provided for the user to select from based on the configuration of his calculator. For more details see the 'Programs' section below.
Decompression requires no extra memory.
For those of you that have used BZ and wanted to create string or program compressions, here is a menuline that will allow you to do so. ED is an editor intended for editing RPL and machine language source code. ED makes no duplicate of the edited string if it is in temporary object area, thus enabling editing very large strings. THis is Emu48, another HP48 CPU emulator. You've just to give it the proper rom dump file.