A Linux Bluetooth Low Energy Gatt Server written in C# for the Raspberry Pi 3/0. Advertises the Indoor Positioning Service as specified by https://www.bluetooth.com/specifications/gatt/viewer?attributeXmlFile=org.bluetooth.service.indoor_positioning.xml. Expects the serial bluetooth module to be attached to the TX/RX pins on the Pi.
Android Client for the server can be found here: https://github.com/Obbay2/BLEClient-Android