In Alphabetical order
Ascom (Xitan)
BSTAM (Xitan)
BSTMS (Xitan)
Communications with Viewdata (Tatung)
CYNTPL (Orion)
Hex-In-Hex-Out (Crystal Research)
Intext (Talbot Computers)
One-to-One (Screens Micro)
Telecommunications (Surrey Software)
Terminal Emulator (Kuma)
Syntel (Orion)