I've pushed the source for guitarix.vst Linux version to github.
guitarix.vst is a VST3 wrapper for guitarix using JUCE.
It allow to load your guitarix presets into the DAW of your choice.

This is still a alpha version, it may contain bugs and/or may change in the future
for more information visit the project page.
https://github.com/brummer10/guitarix.vst

regards

hermann