An experimental driver for the guitar amp, cab, and effects modeller podxt pro by line6 (and similar devices), supporting the following features:

* reading/writing individual parameters
* reading/writing complete channel, effects setup, and amp setup data
* channel switching
* virtual midi interface
* tuner access
* playback/capture/mixer device for any alsa-compatible
* pcm audio application
* signal routing (record clean/processed guitar signal, re-amping)