diff --git a/.editorconfig b/.editorconfig
new file mode 100644
index 0000000..351d4f7
--- /dev/null
+++ b/.editorconfig
@@ -0,0 +1,14 @@
+# Topmost editor config for this site
+root = true
+
+# Global config settings
+[*]
+charset = utf-8
+indent_style = tab
+insert_final_newline = true
+trim_trailing_whitespace = true
+
+# Exceptions for specific files
+[composer.{json,lock}]
+indent_size = 4
+indent_style = space