AUDio MEasurement System - multi-platfrom system for audio measurement through sound card in the PC.
Friture - Friture is a program designed to analyze audio input in real-time.
Real-time Spectrum - Real-time Spectrum is an analyzer software that is designed for RTSAs, Logic Analyzers, and Oscilloscopes.
Visual Analyser - A powerful software implementing a Spectrum Analyzer, Oscilloscope, Frequency meter, Distorsiometer, Volt meter and more... plus complete D/A conversion, ZRLC, Impedance meter
REW - REW is free room acoustics analysis software for measuring and analysing room and loudspeaker...
xoscope - Xoscope uses the input of your Sound Card, EsounD and/or a ProbeScope/osziFOX and Bitscope-Hardware.