* [[CEUS Desktop 2.0]] ([[Prodatron]])
* [[Desk]]
* [[Desk-Royal]] ([[Crusader Software]])
* [[Desktop]] ([[DW Software]])
* [[GENO]] ([[GHE]])
* [[Max]] (Advanced Memory Systems)
* [[Max desktop]] ([[Excel Software]] 1987)
* [[Mouse Operating System (M.O.S.)]] ([[Star-Division]]) (1987)
* [[SI-BOF]] ([[Bad Error]]) (1992)
* [[Stream2]] ([[Advanced Software Project]])
* [[WOPS]] ([[Camel]] 1988)
* [[Worktop]] ([[Robot PD]]) 1991)
== Operating Systems ==