Sure, you can create your own server. That´s what most of us do when we build something until it is in a testing state for private servers.
.modify speed 5
.tel Orgrimmar
.modify money 100000
.die
.gm fly on
... and many more helpers will help you to build Profiles/Plugin/Products.
In settings / advanced setting there should be latency""... believe its 300-700 default? Reduce hat number down to around your game latency wand watch the bot for a bit. You may see it start to skip looting / skinning in which case bump it back up.. try find a good spot.
Quester.Bot > Pulse(): System.NullReferenceException: Object reference not set to an instance of an object. at Quester.Bot.Bot.Pulse(Boolean loadSettingsProfile, String profile)
You are loading the profile under the wrong type. AKA- you are trying to load a grind / farming profile in quester mode. check what mode the file should be loaded under and start it with that mode.