diff --git a/package.json b/package.json
index 65e4f6b1e4d75bc18e7ac30a263f37a6bb62e1ca..16333775c4414d5c3ee91ded0ddf0d401d2f099d 100644
--- a/package.json
+++ b/package.json
@@ -26,5 +26,8 @@
   "bugs": {
     "url": "https://github.com/mrdoob/three.js/issues"
   },
-  "homepage": "http://threejs.org/"
+  "homepage": "http://threejs.org/",
+  "devDependencies": {
+    "jscs": "^1.13.1"
+  }
 }
diff --git a/utils/codestyle/codestyle.sh b/utils/codestyle/codestyle.sh
new file mode 100755
index 0000000000000000000000000000000000000000..5663cd008369ceadd08409a723b43af9d58fe109
--- /dev/null
+++ b/utils/codestyle/codestyle.sh
@@ -0,0 +1,5 @@
+
+jscs "../../src" --fix --preset=mdcs
+jscs "../../examples/js" --fix --preset=mdcs
+
+
diff --git a/utils/codestyle/config.json b/utils/codestyle/config.json
new file mode 100644
index 0000000000000000000000000000000000000000..73bffcf7dca4b6343ab016e285146a6b4bc2ecc6
--- /dev/null
+++ b/utils/codestyle/config.json
@@ -0,0 +1,13 @@
+{
+    "preset": "mdcs",
+    "excludeFiles": [ 
+        "build/**", 
+        "docs/**",
+        "editor/**",
+        "examples/**",
+        "node_modules/**",
+        "test/**",
+        "utils/**"
+        ]
+    
+}
\ No newline at end of file