diff --git a/framework/core/stubs/extension/.gitignore b/framework/core/stubs/extension/.gitignore
new file mode 100644
index 000000000..a4f3b125e
--- /dev/null
+++ b/framework/core/stubs/extension/.gitignore
@@ -0,0 +1,4 @@
+/vendor
+composer.phar
+.DS_Store
+Thumbs.db