|-
||[[S-DOS|S-DOS 2.10]]||1993||[[STS|STS Software]]||||1||7|| [[media:SDOS210.ROM|S-DOS 2.10 ROM]]
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||[[VaraDOS|VaraDOS]]||2013||[[Amstrad]], [[Executioner]], [[TFM]]||Provides 0.7 MB formats on A and B||1||7 or Lower|| [[Media:VaraDOS.ROM| VaraDOS ROM]]
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||[[VDOS|V-DOS 1.0]]||1985||[[Vortex|Vortex]]||Provides 0.7 MB on B||1||7 or Lower|| [[Media:Vortex10.zip| V-DOS 1.0 ROM]]