9 Degrees of Freedom - MPU-9250 Breakout (SEN-13762)](https://www.sparkfun.com/products/13762)
The MPU-9250 is an accelerometer, gyro, and magnetometer all in a single package with an I2C. The datasheet can be found here.
- /Firmware — An Arduino library with an example that sends raw sensor data, quaternions, and AHRS data out of the serial port
- /Hardware — All Eagle design files
- /Production — Test bed files and production panel files
The hardware is released under Creative Commons Share-alike 4.0.
The firmware is released under the Beerware license.