so the above tunings are g major tunings and g modal should be ideal for scots pipe tunes which are often mixolydian which is g major with flateened 7 example gabcde f natural g
or g dorian ga bflat c d e f natural g flat 3 and flat 7 you should be able to ick tunes and use 1 string as drone , the idea is to get away from chords to some extent and use drone, similiar to scots pipes