* [[8bit Printer Port (Paul Bauriedl)]] (DIY) - connects to Printer Port (splits port EFxxh to 2x4bit)
* [[CPCISA by Yarek]] can be used with various ISA bus printer cards (8bit, one- or bi-directional types, SPP, XPP, EPP, etc.)
* [[KDS 8-Bit Printer Port]] ([[KDS]] Electronics) - connects to Printer Port (splits port EFxxh to whatever fragments - details are unknown)
Also, reportedly, the following external hardware exists:
* Communicator 104 (KDS Electronics) (1992) Reportedly: "Serial and Parallel interface" (or, actually, [[Mini-Max Modem]])
* [[KDS 8-Bit Printer Port]] ([[KDS]] Electronics)
* 8bit Printer Port (Pride Utilities) ([[Pride Utilities 8bit Printer Port|details]])
* 8bit Printer Port with Dual RS232 ([[Timatic Systems]])