pl/web/js/libfws/ui/visual/nodered
mathplotlib xkcd mode

latex book template
https://github.com/topics/latex-class
https://github.com/topics/latex-template
https://www.quora.com/What-is-the-best-LaTeX-template-for-writing-a-book-or-thesis
https://tex.stackexchange.com/questions/28052/good-latex-template-for-book-about-maths

lists
https://www.overleaf.com/gallery
https://www.latextemplates.com/
https://www.latextemplates.com/cat/books
https://www.typesetters.se/latex-textbook-template/
https://ctan.org/topic/book-pub
https://latex.org/forum/viewtopic.php?t=26166
https://awesomeopensource.com/projects/latex-template
https://awesomeopensource.com/project/hantang/awesome-latex-templates

https://langsci-press.org/
https://github.com/langsci/langscibook
https://github.com/langsci/latex-skeletons

https://elegantlatex.org/en/
https://www.math.uci.edu/~remote_teaching/uci-books/documentation/elegantbook-en.pdf
http://tug.ctan.org/tex-archive/macros/latex/contrib/elegantbook/elegantbook-en.pdf

intro to geom topology
https://arxiv.org/abs/1610.02592