Top 2 attitude-indicator open source projects

A Flutter sensor plugin which provide easy access to the Pitch and Roll on Android and iOS devices.

QFlightInstruments is a Qt library containing flight instruments widgets including: Airspeed Indicator, Altimeter, Vertical Speed Indicator, Turn Coordinator, Attitude Indicator, Heading Indicator, Electronic Attitude Direction Indicator (EADI) and Electronic Horizontal Situation Indicator (EHSI).