The Things Network to Azure IoT hubs connector. Built with OpenAPI (NSwag generated client), MQTT(using MQTTnet) and Azure IoT client SDK
There is a fairly complete write up on Hackster.IO
TTI V3 Gateway provisioning a Dragino LHT65
For more detail I have a series of blog posts written about the application
Device Provisioning Service(DPS) JsonData
TTI V3 Gateway Device Provisioning Service(DPS) Concurrent Requests
TTI V3 Gateway Azure IoT Central Digital Twin Definition Language(DTDL) support
TTN V3 Gateway Azure IoT Hub Suport
TTN V3 Gateway Azure IoT Central Suport
TTN V3 Gateway Azure Configuration Simplication
TTN V3 Gateway Configuration, Deployment and Operation
The Things Network MQTT & Azure IoT Part3B MQTT Topics and case sensitivity
Azure IoT Central Connectivity Part4 TTN Friendly commands
Azure IoT Central Connectivity Part3 Request Commands
Azure IoT Central Connectivity Part2 Basic Commands
Azure IoT Central Connectivity Part1 Basic Telemetry
The Things Network MQTT & Azure IoT Part3A Cloud to Device with frm_payload no confirmation
The Things Network MQTT & Azure IoT Part2 Uplink with decoded_payload & frm_payload
The Things Network MQTT & Azure IoT Part1 Side by Side
The Things Network V3 MQTT Client Uplink
Retrieving list of TTN/TTI EndDevices with TTN API
Retrieving filtered paged list of TTN/TTI Applications with TTN API