Quest system is a easy way to put quests on your server ! It adds a Quest Board for your players to choose quest, it adds NPC's spawns, objects to find (as many as you wants), repeatable quests, series of quest like quest 1 lead to quest 2... Quests data is saved in the server's data folder....
Installation
Download the zip and extract it to your addon folder.
Read the INSTALL.txt (it will tell you how to create new quests/NPCSpawns)
After that you can see your Quests in the Quest Board which is located in the entities tab / quest
After everything is done and you've placed the entities at the right position, you can type "quest_save" in your console, it will save every entites related to the addon and respawn them after every reboot.