How to add scripts/librairies

[Gragon]

Hello, I'm searching since hours and can't find an answear so I'm asking you.

I would like to install librairies or script to my personnal server but i don't understand how to do it.
They put files in github but no one say how to install it. I also can't find any tutorials on youtube.

Can you show me for example how to add this:

 

Thank you in advance.

EDIT: I would also be pleased if you just forward me to a good explaining tutorial.

Edited February 5, 2019 by Gragon
more info

[Xabi]

You need to have knowledge on developing, here's a tutorial on how to develop on RAGE: https://wiki.rage.mp/index.php?title=Getting_Started_with_Development

[Bob Lee]

This is just a html document, no scripts included. You won't get it to work on your server, until you have scripts that connect with this.