Download of XPFlightPlanner 2.0 for Mac was on the developer's website when we last checked. We cannot confirm if there is a free download of this app available. Xpflightplanner_2.0.0.dmg is the default file name to indicate this program's installer.
The most popular version among the program users is 2.0. The program lies within Lifestyle Tools, more precisely Travel. We recommend checking the downloaded files with any free antivirus. The actual developer of this Mac application is Xpflightplanner.
From the developer:
XPFlightplanner is a simple application for generating flightplans that can be natively used with X-Plane. Airports, points and routes are extracted from the X-Plane world database. An automatic route finder lets you create new flightplans from an airport to another.
You may want to check out more software for Mac, such as CmapLite, Spartan or merkaartor, which might be related to XPFlightPlanner.