http://www.blitz-cti.com/ 3-d party TSP drivers and CTI application for PBX Panasonic KX-TD, Panasonic KX-TDA and Panasonic KX-TDE.
OpenCTI 500 http://www.aastra-detewe.de/cps/rde/xchg/SID-3D8CCB73-FD344CE9/aastra-detewe/hs.xsl/16363.htm
http://www.ositron.pl 3rd party TSP drivers and CTI application for polish PBX: Platan and Slican.
for need customize TAPI or Asterisk TAPI application contact to cctisoft@gmail.com