diff --git a/src/rStats.extras.js b/src/rStats.extras.js
index b43cf0e..4019948 100644
--- a/src/rStats.extras.js
+++ b/src/rStats.extras.js
@@ -1,4 +1,4 @@
-var glStats = function () {
+window.glStats = function () {
 
     var _rS = null;
 
@@ -99,7 +99,7 @@ var glStats = function () {
 
 };
 
-var threeStats = function ( renderer ) {
+window.threeStats = function ( renderer ) {
 
     var _rS = null;
 
@@ -174,7 +174,7 @@ var threeStats = function ( renderer ) {
  *   From https://github.com/paulirish/memory-stats.js
  */
 
-var BrowserStats = function () {
+window.BrowserStats = function () {
 
     var _rS = null;
 
@@ -253,3 +253,9 @@ var BrowserStats = function () {
     };
 
 };
+
+module.exports = {
+  glStats: window.glStats,
+  threeStats: window.threeStats,
+  BrowserStats: window.BrowserStats
+};
diff --git a/src/rStats.js b/src/rStats.js
index 36a4262..7de60a5 100644
--- a/src/rStats.js
+++ b/src/rStats.js
@@ -24,7 +24,7 @@
 
 } )();
 
-function rStats ( settings ) {
+module.exports = window.rStats = rStats ( settings ) {
 
     function iterateKeys ( array, callback ) {
         var keys = Object.keys( array );