Changes
||[[ParaDOS|ParaDOS]]||?||[[Executioner|Executioner]]||||7 or smaller|| Link Required
|-
||[[RDOS|RDOS]]||?1988||[[Dobbertin|Dobbertin]]||||smaller than any other installed DOS|| Link Required[[Media:RDOS-EXT.ROM|ROM file, local mirror]]
|-
||[[RODOS|RoDOS v2.11]]||19xx||Romantic Robot||||7|| Link Required
||[[VDOS|VDOS]]||?||[[Vortex|Vortex]]||||7 or smaller|| Link Required
|-
||[[XD-DOS|XD-DOS]]||1987||?[[Dobbertin|Dobbertin]]||||7 or smaller|| Link Required[[Media:XDDOS210.ROM]] (ROM image)
|-
|Alternative OS ROMs|||||||||||
||CPM Plus ROM by Vorax||19xx||Graduate - Vorax||||-|| Link Required
|-
||[[FutureOS|FutureOS]]||2011||[[FutureSoft|FutureSoft]]||||fixed numbers|| Link Required[http://www.colorado-boys-muenchen.de/users/futureos/files/FutureOS_System_.8_Preview!!!.zip FutureOS]
|-
||[[Symbos|SymbOS]]||?||[[Prodatron|Prodatron]]||||-|| Link Required
