I am in the same position. I want a drone, but it must be well-supported by an open source autopilot (and surrounding tools). After looking at the contenders,

I am in the same position. I want a drone, but it must be well-supported by an open source autopilot (and surrounding tools). After looking at the contenders, I found the px4 project to be most impressive in terms of documentation of both the flight systems as well as the drones that have been used. They have a list of development kits to consider: https://px4.io/devkits/ https://px4.io/devkits/