Any STM32WLxx-based board (e.g. Nucleo-WL55JC, Seeed LoRa-E5), an Arm Cortex-M4 with an integrated sub-GHz radio. Flashed with WHAD's stm32wlxx-firmware it becomes a WHAD-driven LoRa/LoRaWAN sniff-and-inject radio.
Lifecycle not assessed: nobody has checked yet whether this tool is still maintained, sold or working. Check the project's own page before relying on it.