A software-defined transceiver from one ESP32-S3 board: rtl_tcp receiver for SDR++ and FM/SSB voice transmitter for 13 cm (experimental)
SpyServer + rtl_tcp bridge for ESP-SDR on the ESP32-S3: real IQ over USB into SDR++, SDR#, GNU Radio and gqrx
A DAB/DAB+ Software Defined Radio (SDR)