Board description (please complete the following information):

• Name: [e.g. DISCOVERY F769NI]
• Link to all relevant information:
  • Documentations
  • Schematics
  • Where this hardware can be purchased

• ...

I found and ordered some OEM dev boards from a chinese manufacturer on aliexpress.
these have a STM32F1 combined with a LoRa module on one board, which makes them very interesting for long therm low energy LoRaWAN applications.

and i would be happy to donate a board to an interested developer!

STM32F103C8T6 & DX- LR30 (Semtech SX1262)

DX-LR20-900M22S Module technical manual .pdf
DX-LR20-900M22SP Development board user_s manual.pdf
LR20-SP PCBA schematic diagram.pdf
DS_LLCC68_V1.0.pdf
STM32F103C8T6.pdf

and its brother, which is NOT 100% LoRaWAN compatible and has some cavecats while using TheThingsNetwork

STM32F103C8T6 & DX- LR20 (Semtech LLCC68)