Game Selector
It is a game launcher in a form of the AUTOBOOT.BAS utility, which can displays a group of pictures with short descriptions. Use the keyboard or the kempston to choose which TAP or BAS file (linked to a picture) to load. The utility holds a path to config-file. 30 REM CFG=/SYS/CONFIG/GAMESEL.CFG
More info (use translator): https://oldcomp.cz/viewtopic.php?f=37&t=12876
UDG editor
dot-command .UDGED
controls: https://oldcomp.cz/viewtopic.php?f=37&t=12892
Printer emulator
dot-command .PRNCAP
see help, with a switch -h
more info:https://oldcomp.cz/viewtopic.php?f=37&t=12885