Paparazzi is a free and open-source hardware and software project encompassing an exceptionally powerful and versatile autopilot system for fixedwing aircrafts as well as multicopters. Being open enables you to add more features and improve the system. Using and improving Paparazzi is wholeheartedly encouraged by the community. Because of lots of enthusiasts like you , Paparazzi is swiftly evolving into an even more powerful system.

The project includes not only the sourcecode with great code like Kalman filtering code but even all airborne hardware information needed, from Autopilot boards to zesty designed IMU's. A powerful ever-expanding array of ground hardware and software including modems, antennas, and a highly evolved user-friendly ground control station is included as icing on the cake.
All hardware and software is open-source and freely available to you under the GNU licensing agreement.

Several vendors are currently producing and selling Paparazzi autopilots and popular accessories, making the system easy and affordable for everyone.

Jump on the plane and join the Paparazzi UAS project; Enjoy the flight and develop alongside a multitude of individuals and at numerous universities, e.g. ENAC University France, MAVlab of the TU-Delft and AggieAir of Utah State University.