* [[Fleet EPROM Programmer|Fleet EPROM Programmer]] (F.Kup and Fleet Microsystems Ltd.)
* [[FO-DOS|FO-DOS Cartridge]] - a CPC6128 ROM (BIOS v3, BASIC v1.1) upgrade for the CPC464 ([[Duchet Computers]])
* [[Hexam]] ([[Ace Software]])
* [[Honeysoft ROM Board]] ([[HoneySoft]])
* [[Inicron ROM-RAM-Box]] (Inicron)