- Voice Shaper is a freeware windows speech pre-processor for SSB transceivers. It receives the voice signal from the microphone connected to the soundcard, and sends the processed audio back to the soundcard in real time by Alex Shovkoplyas, VE3NEA
- A Windows95/98/NT control program for Terminal Node Controllers. In its Lite mode it's all the software many packet users may ever need, and it's free. Receive and display of full color, high-resolution images and audio files
SDR Classification - F4DAN
- An SDR classification model edited ty Christophe F4DAN
The model consists in describing a SDR with letters and digits, each one indicating the value of the corresponding key parameter.