fiziko.mp — open-source MetaPost library initially written to automate some elements of black and white illustrations for a physics textbook, especially useful

fiziko.mp — open-source MetaPost library initially written to automate some elements of black and white illustrations for a physics textbook, especially useful for TeX/LaTeX users.[0] [0] https://github.com/jemmybutton/fiziko https://github.com/jemmybutton/fiziko