About the plugin:

NPC Police provides servers a system for implementing a judical system. It provides a structured jail system, NPC based police force, incarceration system, bounties, and general mayham deterrent.

Features

• One of best command and help systems out there
  • Help only shows what a user has access to, nothing more nothing less.
  • All help is json based and is hoverable for a description, command usage, and permissions. No searching help files or webpages
  • Dont know it, hit tab. It will show you all possible values or what it expects. I have auto completed almost everything for you. If it's a number it will show you a # to alert you to that fact.
• Base settings configurable at many levels.
  • Server (Config.yml), World, Regions, Jail, and per NPC
• Customizable Bounties
  • based on damage delt, murders of NPCs / Players, PVP, Escapes
  • Add or subtract bounties based on status, (Wanted, In Jail, Escaped, in cell at night / day)
• Define your own bounty to time served
  • Global, per World, or per jail!
• Customizable message system
  • Limit alerts / notices based on distance to the activity, or jail
  • Set the delay or time it will take to reach each player based on distance (News can travel fast, or slow, you decide)
• Define what NPCs are protected globally, Regions, or per NPC
• Customizable commands for many events
  • Globally or per World:
    • NPC Warnings, Alerting Guards, Alerting (No guards in range), NPC Murders, Players becoming (Wanted, Arrested, Escaped, Released)
  • Per Jail
    • Arrested, Escaped, Released
• Each jail can be customized
  • Jails name
  • Multiple cell locations
  • Bounty per second spent
    • Out of a cell during the day or night
    • In the jail
  • Bounty per PVP damage in jail
• This system also extends some of your other plugins feature sets
  • Worldguard (More flags available to support customization of your worlds)
    • Set the bountys for PVP, NPC Damage, NPC Murders, Time spent Escaped or Wanted
    • Set NPC defaults (Does not override settings on an NPC directly, just at the server or world level)
  • PlaceholderAPI
    • Offers several variables to display elsewhere.
      • Users: Bounty, TotalBounty. Current Status, Prior Status, Current JailName, Last arrest/escape date MMM dd hh:mm, # of arrests/escape and murders
      • Global: Most wanted user (Bounty, Status, Name), Closest Jail
  • BetonQuest
    • Provides extra Events, Objectives, and Conditions to build even more in depth quests/stories
  • LeaderHeads
    • Users love nothing more than looking at who is the worst or best criminal across your network (MySql, or Server via SQLite)
    • Top Current Bounties, Latest/Most Arrests, Latest/Most Escapes, Most Murders, Highest total bounties
  • Jobs Reborn
    • IN PROGRESS: Add's a new job of bounty hunter. This will allow users to tag on and hunt down players with a bounty. This way they are not penalized for attacking players with a bounty on their heads. Once they get the player within 1 life point, the player is arrested.

Required Plugins:

• Citizens2 - Spigot (NPC Creation) Read the citizens page for the free version!
• Vault - Bukkit (Economy plugin)
• WorldGuard - Spigot (Region and protection plugin)
• Sentinel - Spigot (NPC guard and attack mechanics plugin)

Spigot Resource Link:

Spigot Link: https://www.spigotmc.org/resources/npc-police-being-re-wrote.9553/