Universal JavaScript Module, supports AMD (RequireJS), Node.js, and the browser.

universal-module.js

(function (name, definition){
  var theModule = definition(),
      hasDefine = typeof define === 'function',
      hasExports = typeof module !== 'undefined' && module.exports;

  if (hasDefine){ // AMD Module
    define(theModule);
  } else if (hasExports) { // Node.js Module
    module.exports = theModule;
  } else { // Assign to common namespaces or simply the global object (window)



     // something like this to allow for flat-file/global module extensions
     var obj = null;
     var namespaces = name.split(".");
     var scope = (this.jQuery || this.ender || this.$ || this);
      for( var i = 0; i<namespaces.length;i++){
          var packageName = namespaces[i];   
          if( obj && i == namespaces.length-1) {
              obj[packageName] = theModule;
          } else if( typeof scope[packageName] === "undefined" ){
              scope[packageName] = {};
          }
          obj = scope[packageName];
      } 



  }
})('core.plugin', function () {

  // define your module here and return the public API
    return { author: "addy" };

});

usage.js

// AMD
require(['path/to/myModule'], function (myModule){
  // use myModule here
});

// Node.js
var myModule = require('myModule');

// Common global namespaces
jQuery.myModule
ender.myModule
$.myModule

// window
myModule