2. https://github.com/gvoysey/tetrad https://github.com/gvoysey/tetrad (in development) 3. code forthcoming after publication :) mostly, this is work done at

2. https://github.com/gvoysey/tetrad https://github.com/gvoysey/tetrad (in development) 3. code forthcoming after publication :) mostly, this is work done at BU and it’s spinoffs.