diff --git a/weboob/tools/application.py b/weboob/tools/application.py
new file mode 100644
index 00000000..e2d26ff7
--- /dev/null
+++ b/weboob/tools/application.py
@@ -0,0 +1,72 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# vim: ft=python et softtabstop=4 cinoptions=4 shiftwidth=4 ts=4 ai
+
+"""
+Copyright(C) 2010  Romain Bignon
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation, version 3 of the License.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+"""
+
+import sys, tty, termios
+import re
+
+from weboob import Weboob
+
+class BaseApplication(object):
+    APPNAME = ''
+
+    def __init__(self):
+        self.weboob = Weboob(self.APPNAME)
+        self.config = self.weboob.getFrontendConfig()
+
+def ask(question, default=None, masked=False, regexp=None):
+    """
+    Ask a question to user.
+
+    @param question  text displayed (str)
+    @param default  optional default value (str)
+    @param masked  if True, do not show typed text (bool)
+    @param regexp  text must match this regexp (str)
+    @return  entered text by user (str)
+    """
+
+    correct = False
+
+    if not default is None:
+        question = '%s [%s]' % (question, default)
+
+    while not correct:
+
+        sys.stdout.write('%s: ' % (question))
+
+        if masked:
+            attr = termios.tcgetattr(sys.stdin)
+            tty.setcbreak(sys.stdin)
+
+        line = sys.stdin.readline().split('\n')[0]
+
+        if not line and not default is None:
+            line = default
+
+        if masked:
+            termios.tcsetattr(sys.stdin, termios.TCSAFLUSH, attr)
+            sys.stdout.write('\n')
+
+        correct = not regexp or re.match(regexp, str(line))
+
+    return line
+
+