1)   Garbe.Sound Audio DSP Beta 1
A digital audio processing class library for .NET that lets developers create their own sound filters or use the ones implemented by the author, such as Gain, Delay, and Reverb, as well as the ability to read and write .WAV files.
digital audio processing, digital audio processing library, Audio DSP C#, C#, J#, VB.NET, .NET, dotnet, winforms, Filters,