The latest version YAMS_20220922.tgz is there !
It seems to work well, particularly since I found a stupid bug in some low-level code.
2 merge strategies exist and can be combined. I now have to make their mirrors to have the whole set of 4 merge strategies.
As an added bonus, you can "draw" your own data with the mouse !
You even have coordinates though there might be some off-by-ones.