When it comes to Cigar Box Guitars, there are no rules. So you can tune them however you like. But, no-one wants to mess about working out all the chords for some new tuning you're considering. That's where this tool comes in. Just set your tuning and check out all the different chord inversions we can generate for it.
This is a port of an web app initially written for Tau-Prolog to SWI-Prolog for WASM.