dhihacker / AirBandScan

Scans the aviation band with an SDR, records every voice call on its own, and lets you listen, browse, and download them from a web browser. Classifies voice/non-voice signals, with live spectrum and spectrogram views. Works with RTL-SDR, HackRF, and Airspy on Windows and Linux.

Anjok07 / ultimatevocalremovergui

GUI for a Vocal Remover that uses Deep Neural Networks.

tlecomte / friture

Real-time audio visualizations (spectrum, spectrogram, etc.)

ranshufang55 / sonascope

A local audio visualization workbench and TypeScript DSP library with waveform, spectrum, spectrogram, Web Audio, WAV interchange and streaming analysis.