SDR-based, Wireshark-compatible all-channel sniffer (HackRF / bladeRF / USRP). Unlike most sniffers it can sniff connections that are already established, invaluable when you cannot catch the connection request. Needs an SDR and GPU/CPU for channelisation.
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.