It was common to use a 16 bit computer like an [[Atari|Atari ST]] to get stronger compression. Today it is possible to get various compressors which are running on a PC platform and produce binary files which can be decompressed on [[Z80]] computers.
[[Xyphoes Fantasy]] on the Atari ST is a notable noteable example. The data is compressed and it was generated on an Atari ST.
Examples for modern CrossDev compression programs with Z80 decompression routines are