A [personal]<-[notebook]->[network]. Complete with custom numerics for constrained Gaussian gravitation physics. "Sursis is a web app built on top of Streamlit ... Its basic purpose is to have a personal notebook or journal to jot down ideas, movies or records you have recently enjoyed or pieces of information related to personal projects. The particular conceit of Sursis is that this journal is not written sequentially, but as a network/graph. (It's been recently compared to mind-mapping, but without exception every such tool seems to expect you to figure out a tree-like outline. Sursis is much, much more general if that's the comparison to be made). Sursis runs locally." Reminds me of PearlTrees ...