mididings(1) General Commands Manual mididings(1)

mididings - A MIDI router and processor based on Python.

The mididings command line tool offers several ways to run patches without writing full-fledged Python scripts.


Display version number of Python & mididings.

-h, --help

Display help message.


Use ALSA sequencer.


Use JACK MIDI (buffered).


Use JACK MIDI (realtime).

-c client name

ALSA or JACK client name.

-i ports

Number of input ports.

-o ports

Number of output ports.

-I connections

Input port connections. Regular expression.

-O connections

Output port connections. Regular expression.

-d delay

Delay (in seconds) before processing starts.

-t offset

Octave offset.

-z offset

Offset for port, channel & program numbers.

-f filename

File name of script to run.


Interactive shell.


Interactive shell with automatic patch execution.


Print MIDI events. No processing is done.

See the online documentation at https://mididings.github.io/mididings/ for current information on mididings and its related tools.

Bugs? You must be kidding; there are no bugs in this software. But if we happen to be wrong, submit a bug report with as much detail as possible at https://github.com/mididings/mididings/issues.