I've not really seen much actually using it in the wild, but I came across CriticMarkup[1] at some point in the past and had some idea of using it in some sort

I've not really seen much actually using it in the wild, but I came across CriticMarkup[1] at some point in the past and had some idea of using it in some sort of copyediting workflows. [1] https://github.com/CriticMarkup/CriticMarkup-toolkit https://github.com/CriticMarkup/CriticMarkup-toolkit