KTGranulator is a free delay line granulator available as a VST effect plugin.
Emulates the sounds of those selfmade siren units used by Dub and Reggae Sound.
Use Finis to control your audio levels and prevent distortion.
Support LYRIC tag and customized lyric file name in Foobar2000.
DTS Audio Winamp Plugin is a good software for audio plugins.
Feedback-y Thing is an Open source VST plugins for Windows and OSX.