Simple jQuery plugin boilerplate (https://github.com/jquery-boilerplate/jquery-boilerplate)

plugin.js

(function($) {

	"use strict";

	// Create the defaults once
	var pluginName = "defaultPluginName";
	var defaults = {
		propertyName: "value"
	};

	// The actual plugin constructor
	function Plugin (element, options) {

		this.$element = $(element);

		this.settings = $.extend( {}, defaults, options );
		this.init();
	}

	$.extend(Plugin.prototype, {
		init: function () {
		    // initial plugin call
	    },
		yourOtherFunction: function () {
			// some logic
		}
	});

	$.fn[pluginName] = function (options) {

		return this.each(function() {

			if (!$.data(this, "plugin_" + pluginName)) {

				$.data(this, "plugin_" + pluginName, new Plugin(this, options));
			}
		});
	};

})(jQuery);