AUDio MEasurement System - multi-platfrom system for audio measurement through sound card in the PC.
Spectro - Spectro is a freeware audio file analyzer for windows.
Real-time Spectrum - Real-time Spectrum is an analyzer software that is designed for RTSAs, Logic Analyzers, and Oscilloscopes.
Friture - Friture is a program designed to analyze audio input in real-time.
SmartScope Oscilloscope - The SmartScope is a completely functional oscilloscope software that can be easily controlled with your PC and display measurement signals in a transparent way.
Lossless Audio Checker - A utility to check whether an audio file is truly lossless or not.