DRM/DRM+ Digital Radio Mondiale

RX DRM

Spark free (but not free software) DRM30/DRM+ (also FM and AM) transmitter that supports direct USRP RF output.

Dream free software DRM30 receiver and transmitter (see here to use Dream with USRP).

Sodira free DRM30/DRM+ receiver (can be used with USRP using GRC - examples here - to grab the I/Q channels and output it to a VAC, then to RateMonkey, and then to Sodira.

Diorama, Matlab implementation of a DRM receiver

Receivers modification to get the DRM signal on a soundcard