How GMOD Server are made ?

Question

Greetings, ducks. When you enter the game “GMOD” there are many servers and different playing modes, but how these owner manage to add, remove add-ons, is there any control panel ? steam cmd ? or what ? do they use programming languages inside ?

Answer 1

I think you will find everything you looking for here : https://steamcommunity.com/sharedfiles/filedetails/?id=910523733

Answer 2

PerkZz🔨 but where is the next step ? if you scroll down