diff --git a/iosfu/plugin/base.py b/iosfu/plugin/base.py
index 79fddd3..b07862a 100644
--- a/iosfu/plugin/base.py
+++ b/iosfu/plugin/base.py
@@ -5,11 +5,18 @@ class BasePlugin(object):
     """
     Base plugin object
     """
+    domain = None  # App Domain com.*.*
     category = 'Base'  # Category of the plugin
     name = 'Base Plugin'  # Name of the plugin
     description = ''  # Description
 
-    _backup = None  # BackupManager instance
+    _backup = None  # Backup instance
+
+    # Backup requeriments for the plugin to work
+    requires = {
+        # List of files needed
+        'files': [],
+    }
 
     @property
     def __slug__(self):
@@ -20,3 +27,27 @@ class BasePlugin(object):
             slugify(self.category),
             slugify(self.name)
         )
+
+    def __init__(self, backup=None):
+        self._backup = backup
+
+    def __unicode__(self):
+        return u"{0}".format(self.domain)
+
+    def do(self, *args, **kwargs):
+        """
+        Main function called by plugin library.
+        """
+        if self._backup:
+            return self.__do__(*args, **kwargs)
+        else:
+            raise Exception(
+                'Plugin {0} need a backup instance to work with'\
+                .format(self.__slug__)
+            )
+
+    def __do__(self, *args, **kwargs):
+        """
+        Main plugin function.
+        """
+        pass
diff --git a/iosfu/plugin/library.py b/iosfu/plugin/library.py
index 91782cb..2b547c9 100644
--- a/iosfu/plugin/library.py
+++ b/iosfu/plugin/library.py
@@ -33,16 +33,4 @@ class Library(object):
     def discover(self):
         for path, dirs, files in walk(PATH):
             if files == ['__init__.py', 'plugin.py']:
-                # print(path)
-                # print(dirs)
-                # print(files)
-                # print('plugin!')
                 self.load(path)
-        # for dirname in listdir(PATH):
-        #     plugin_path = join_paths(PATH, dirname)
-        #     plugin_module = join_paths(PATH, dirname, 'plugin.py')
-        #     plugin_init = join_paths(PATH, dirname, '__init__.py')
-        #     if isdir(plugin_path) and isfile(plugin_module) \
-        #         and isfile(plugin_init):
-        #         self.load(plugin_path, dirname)
-