Lot of gold here (comments included). Graphs are important and I haven’t yet grokked the FGL thing or other methods of handling them

https://www.reddit.com/r/haskell/comments/7k1k4t/functional_programming_with_graphs/

http://hackage.haskell.org/package/grid

https://www.benjamin.pizza/posts/2017-12-15-functor-functors.html

A new methodology for Arduino Haskell bindings

http://ku-fpg.github.io/papers/Grebe-16-Haskino/

Sharing in Haskell using Data.Reify.

https://jtobin.io/sharing-in-haskell-edsls