As you've probably noticed, there are new features added to the Mission Planner almost every day (Michael Oborne is amazing). I thought I'd just highlight today's, which is neat. In the Flight Planner screen, your current Waypoint radius (the "hit zone" that qualifies as having arrived at the waypoint, which you can set) is shown. That makes planning missions much easier!
You can get the latest version of the Mission Planner by clicking the update button in the software or downloading it here.
Other recent updates include:
As always, you can track changes and update to all the code here.