Of course, many prefer to deal with graphical interfaces, and therefore the executables are the easiest.
I read some information about it on Google, it seems that it is much better than API, I will do some reading and update this topic.
Under API-less technologies I mean the set of programs that allow you to do anything in a web application (such as exchanges, clouds, bots with web GUI...etc.) that you could do manually, but using these programs without any manual interaction.
Here is an example video:
https://www.youtube.com/watch?v=wH0MLIUdD-Q
Credits to the original author UI.Vision