* [[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)
* [[Panda Electronics Communications Interface Unit]] (dual RS232 plus PPI-based 8bit printer port) (Panda Electronics Ltd)
Also, reportedly, the following external hardware exists: