Leawo Music Recorder - Leawo Music Recorder is a superb but easy-to-use music recording software program that lets you record free music from any built-in input audio, computer audio and online music sources, like YouTube, Spotify, AOL Music, Last.fm, etc.
Spectro - Spectro is a freeware audio file analyzer for windows.
Audio Record Wizard - How to record streaming audio with the streaming audio recorder - Audio Record Wizard.
Lossless Audio Checker - A utility to check whether an audio file is truly lossless or not.
HarddiskOgg - On-the-fly-line-in-to-Ogg Vorbis/Wave/Monkeys Audio/MP3-encoding.
sndpeek - a real-time audio visualization tool (animated, 3D)