rules.json

{
    "rules": [
    {
      "id": "OPTIONAL",
	  "type": "GENERATED",
      "caption": "Optional mods: %s",
      "tooltip": "Mods with a server component that aren't required on the client. ",
      "directories": [ "OPTIONAL" ]
    },
    {
      "id": "SERVER",
	  "type": "DEFINED",
      "caption": "Server mods: %s",
      "tooltip": "Mods that are only required on the server. ",
      "options": [
        {
          "id": "on",
          "caption": "ON",
          "directories": [ "SERVER" ]
        },
        {
          "id": "off",
          "caption": "OFF",
          "directories": [ ],
		  "isDefault": true
        }
      ]
    },
	{
      "id": "CLIENT",
	  "type": "GENERATED",
      "caption": "Client mods: %s",
      "tooltip": "Mods that are only required on the client. ",
      "directories": [ "CLIENT" ]
    },
	{
      "id": "SITUATIONAL",
	  "type": "GENERATED",
      "caption": "Situational mods: %s",
      "tooltip": "Mods that serve some situational utility, usually not intended for survival. ",
      "directories": [ "SITUATIONAL" ]
    }
  ]
}