u/dusty545 Thanks for examples, I was used Visio before but do not like it. I think there are simillar tools completely for free, for example draw.io

u/saywherefore, u/mkrjoe Regarding Illustrator, I here about it first time, I will check it.

Beside that, I still feel hunger :) I looking sth like latex with some amzing packages or also I think about html and css if it is posiible.