jack_oscrolloscope is a simple waveform viewer for
JACK. The waveform is displayed in realtime, so
you can always see the signal the instant it comes
through JACK's input port.
The Open Toolkit (OpenTK) is a set of advanced cross-platform bindings to OpenGL, OpenCL, and OpenAL for C# and other Mono/.Net languages. It can be used standalone (in the spirit of GLFW or SDL) or integrated into GTK# and WinForms applications.
An alternative MogileFS storage daemon implementation.
Stand-alone sound visualisation.