Added to the OP, section "Route planners"
Name: CMDR Athanasius' Route Planner
Description: Web based route planner
Website: CMDR Athanasius' Route Planner
Source available: No
Thread: [GENERAL] Route Planner (miggy.org)
Compatible with Gamma: Yes
Comments: Uses the TGC web-api for up to date coordinates.
Friday 20150424: Tool is in the WIP tool codenamed ED3PTT (see OP).
Done by ED3PTT author biobob who created an OP importer - saved LOTS of time.