What is the name of the visual block code editors like in hiasm?

Question

JavaScript

HiAsm

Also implementation for a web interests. maybe there are ready-made js libraries?
We need to be able to create blocks on the canvas and manage the connector lines between them.
Of the unusual, you need support for 6 types of contacts. top, bottom, right/left (top and bottom), and certain outputs can only be connected to others defined for them.

Answer 1

https://modeling-languages.com/javascript-drawing-...

Answer 2

Take a look at Nintex/Doctrix, maybe that's what you're looking for

Answer 3

My five cents: https://github.com/Evil-Spirit/AnandamideAPI though not for the web.

Answer 4

Too custom. You have to write from scratch.
It's best to use svg.