diff --git a/lib/src/contracts/i18n_contract.dart b/lib/src/contracts/i18n_contract.dart
new file mode 100644
index 0000000..63fb21d
--- /dev/null
+++ b/lib/src/contracts/i18n_contract.dart
@@ -0,0 +1,8 @@
+import 'dart:io';
+
+import 'package:mineral_i18n/src/lang.dart';
+
+abstract class I18nContract {
+  List<Lang> get languages;
+  Directory get langPath;
+}