mididings

A MIDI router and processor, supporting ALSA and JACK MIDI.

klick

An advanced command-line based metronome for JACK. It allows you to define complex tempo maps for entire songs or performances.

gtklick

A simple metronome with an easy-to-use GTK interface.

jack_oscrolloscope

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.

pyliblo

A Python wrapper for the liblo OSC library. It supports almost the complete functionality of liblo, allowing you to send and receive OSC messages using a nice and simple Python API.

pysmf

A Python extension module for reading and writing Standard MIDI Files, based on libsmf.