diff --git a/weboob/backends/aum/backend.py b/weboob/backends/aum/backend.py
index d3e4155f98e8ac1f0037a410ed44671761f8da1c..8310685e5ee4dab9ac8e7ef9d3d2d03ae6a56ab7 100644
--- a/weboob/backends/aum/backend.py
+++ b/weboob/backends/aum/backend.py
@@ -23,7 +23,7 @@
 from logging import warning
 from time import sleep
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.chat import ICapChat
 from weboob.capabilities.messages import ICapMessages, ICapMessagesReply, Message
 from weboob.capabilities.dating import ICapDating, StatusField
diff --git a/weboob/backends/bnporc/backend.py b/weboob/backends/bnporc/backend.py
index fcd81e7ddaaaf561c95f521963a602181adde8e4..38b296109aaac64d8ea1843e7d15c183afd462d0 100644
--- a/weboob/backends/bnporc/backend.py
+++ b/weboob/backends/bnporc/backend.py
@@ -17,7 +17,7 @@
 
 import os
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.bank import ICapBank, AccountNotFound
 
 from .browser import BNPorc
diff --git a/weboob/backends/canaltp/backend.py b/weboob/backends/canaltp/backend.py
index 26651b8f847bab707dec914c5062ce7154965265..7d34cca899fd53d5dbe0efce537ee17270586a4e 100644
--- a/weboob/backends/canaltp/backend.py
+++ b/weboob/backends/canaltp/backend.py
@@ -16,7 +16,7 @@
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.travel import ICapTravel, Station, Departure
 
 from .browser import CanalTP
diff --git a/weboob/backends/cragr/backend.py b/weboob/backends/cragr/backend.py
index 5b75b0925ce8b503e78b6c916c4f638c82e1e013..af16f6f63b6129bd157beec45cd77c6ab38600b4 100644
--- a/weboob/backends/cragr/backend.py
+++ b/weboob/backends/cragr/backend.py
@@ -16,7 +16,7 @@
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.bank import ICapBank, AccountNotFound
 
 from .browser import Cragr
diff --git a/weboob/backends/dlfp/backend.py b/weboob/backends/dlfp/backend.py
index 81223e4ddf5b83d0aab765d66e120b5bb058db38..c949184d37a18cb47b9058aa9d17739fb02d77cd 100644
--- a/weboob/backends/dlfp/backend.py
+++ b/weboob/backends/dlfp/backend.py
@@ -17,7 +17,7 @@
 
 from __future__ import with_statement
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.tools.browser import BrowserUnavailable
 from weboob.capabilities.messages import ICapMessages, ICapMessagesReply, Message
 
@@ -28,7 +28,7 @@ class DLFPBackend(BaseBackend, ICapMessages, ICapMessagesReply):
     NAME = 'dlfp'
     MAINTAINER = 'Romain Bignon'
     EMAIL = 'romain@peerfuse.org'
-    VERSION = '1.0'
+    VERSION = '0.1'
     LICENSE = 'GPLv3'
     DESCRIPTION = "Da Linux French Page"
 
diff --git a/weboob/backends/fourchan/backend.py b/weboob/backends/fourchan/backend.py
index 9e23cb3a9bc16100d9ffd8af738c34d702815a56..7070f6f81ef73d79530292308ff27f91c9cc30bf 100644
--- a/weboob/backends/fourchan/backend.py
+++ b/weboob/backends/fourchan/backend.py
@@ -19,7 +19,7 @@
 
 from logging import warning
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.messages import ICapMessages, Message
 
 from .browser import FourChan
@@ -28,7 +28,7 @@ class FourChanBackend(BaseBackend, ICapMessages):
     NAME = 'fourchan'
     MAINTAINER = 'Romain Bignon'
     EMAIL = 'romain@peerfuse.org'
-    VERSION = '1.0'
+    VERSION = '0.1'
     LICENSE = 'GPLv3'
     DESCRIPTION = "4chan website"
 
diff --git a/weboob/backends/gazelle/backend.py b/weboob/backends/gazelle/backend.py
index 6d6df977506aef624a2d562aa8f0e739e5f9854d..dd46022900787388bc807d9bf01a8d1d78089215 100644
--- a/weboob/backends/gazelle/backend.py
+++ b/weboob/backends/gazelle/backend.py
@@ -16,7 +16,7 @@
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.torrent import ICapTorrent
 
 from .browser import GazelleBrowser
diff --git a/weboob/backends/ina/backend.py b/weboob/backends/ina/backend.py
index e57b3e7196d0733d5c7d8e7ee51ebc78131c8dd0..db7aceca4d1f7eef87dfc54777124846cc9c82f7 100644
--- a/weboob/backends/ina/backend.py
+++ b/weboob/backends/ina/backend.py
@@ -16,7 +16,7 @@
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.video import ICapVideo
 
 from .browser import InaBrowser
diff --git a/weboob/backends/transilien/backend.py b/weboob/backends/transilien/backend.py
index 85aa8a71944eab3fde3b69372a6cb7a4e10f141a..5fd469c9d5a2f57eba627406ba0f3891a7b2c2f3 100644
--- a/weboob/backends/transilien/backend.py
+++ b/weboob/backends/transilien/backend.py
@@ -16,7 +16,7 @@
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.travel import ICapTravel, Station, Departure
 
 from .browser import Transilien
diff --git a/weboob/backends/youjizz/backend.py b/weboob/backends/youjizz/backend.py
index adb30707ad40c6216144ae64e1ad0a18566f54e3..89a2fe02b963882e5df62c0192ca5fc68b1dfda4 100644
--- a/weboob/backends/youjizz/backend.py
+++ b/weboob/backends/youjizz/backend.py
@@ -16,7 +16,7 @@
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.video import ICapVideo
 
 from .browser import YoujizzBrowser
diff --git a/weboob/backends/youporn/backend.py b/weboob/backends/youporn/backend.py
index 717fe9b167f1d6d853e1aef40d21ef77fd1a9ccb..ed85f913501194fd80a2962f114a9c9cb840b9f9 100644
--- a/weboob/backends/youporn/backend.py
+++ b/weboob/backends/youporn/backend.py
@@ -16,7 +16,7 @@
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.video import ICapVideo
 
 from .browser import YoupornBrowser
diff --git a/weboob/backends/youtube/backend.py b/weboob/backends/youtube/backend.py
index 0185de05ce1eeb7f5ce24364719aee82970664aa..1620a18f9709f245d1aedefd1f2b7dcfc1a62181 100644
--- a/weboob/backends/youtube/backend.py
+++ b/weboob/backends/youtube/backend.py
@@ -18,7 +18,7 @@
 
 import logging
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.video import ICapVideo
 
 from .browser import YoutubeBrowser
diff --git a/weboob/backends/yweather/backend.py b/weboob/backends/yweather/backend.py
index 94696655b47867982c791f0e6353be7203e1f0b2..22ff24239f11414079b3ea2a1aa4503dd02b7978 100644
--- a/weboob/backends/yweather/backend.py
+++ b/weboob/backends/yweather/backend.py
@@ -22,7 +22,7 @@
 # TODO store datetime objects instead of strings
 # from datetime import datetime
 
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.weather import ICapWeather, CityNotFound, Current, Forecast
 
 class YWeatherBackend(BaseBackend, ICapWeather):
diff --git a/weboob/core/__init__.py b/weboob/core/__init__.py
new file mode 100644
index 0000000000000000000000000000000000000000..45f700836d63879e4587e04ab92400fde06b161b
--- /dev/null
+++ b/weboob/core/__init__.py
@@ -0,0 +1,19 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 2010  Christophe Benz
+#
+# 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.
+
+
+from .bcall import CallErrors
diff --git a/weboob/backend.py b/weboob/core/backend.py
similarity index 100%
rename from weboob/backend.py
rename to weboob/core/backend.py
diff --git a/weboob/bcall.py b/weboob/core/bcall.py
similarity index 99%
rename from weboob/bcall.py
rename to weboob/core/bcall.py
index dd941725e801b29d4c73965878ea0e607a2ec25b..b707f9a1dd4b470fa96390d1276328b861d9507c 100644
--- a/weboob/bcall.py
+++ b/weboob/core/bcall.py
@@ -15,13 +15,15 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
+
 from __future__ import with_statement
 
 from copy import copy
 import logging
 from logging import debug
 from threading import Thread, Event, RLock, Timer
-from .tools.misc import get_backtrace
+from weboob.tools.misc import get_backtrace
+
 
 __all__ = ['BackendsCall', 'CallErrors']
 
diff --git a/weboob/ouiboube.py b/weboob/core/engine.py
similarity index 96%
rename from weboob/ouiboube.py
rename to weboob/core/engine.py
index eb13b9a2fe0af5189afa651ce575326dc83824d6..3c7ed668d332f876af58ad55cd1a15c29679f1d5 100644
--- a/weboob/ouiboube.py
+++ b/weboob/core/engine.py
@@ -22,16 +22,16 @@
 import os
 import sys
 
-from weboob.bcall import BackendsCall, CallErrors
-from weboob.modules import ModulesLoader, BackendsConfig
-from weboob.backend import BaseBackend
-from weboob.scheduler import Scheduler
+from weboob.core.bcall import BackendsCall
+from weboob.core.modules import ModulesLoader, BackendsConfig
+from weboob.core.backend import BaseBackend
+from weboob.core.scheduler import Scheduler
 
 if sys.version_info[:2] <= (2, 5):
     import weboob.tools.property
 
 
-__all__ = ['Weboob', 'CallErrors']
+__all__ = ['Weboob']
 
 
 class Weboob(object):
diff --git a/weboob/modules.py b/weboob/core/modules.py
similarity index 88%
rename from weboob/modules.py
rename to weboob/core/modules.py
index 51a318c197c0fb9a6d87b52a30a617d8e7baf8f0..88a8f67a1ce250d06bcf7a0c4735fcb128e666a7 100644
--- a/weboob/modules.py
+++ b/weboob/core/modules.py
@@ -25,15 +25,14 @@
 import re
 import stat
 
-import weboob.backends
-from weboob.backend import BaseBackend
+from weboob.core.backend import BaseBackend
 from weboob.capabilities.cap import ICap
 
 
 __all__ = ['Module']
 
 
-class Module:
+class Module(object):
     def __init__(self, name, module):
         self.name = name
         self.module = module
@@ -154,12 +153,13 @@ def get_or_load_module(self, name):
         return self.modules[name]
 
     def load(self):
-        path = weboob.backends.__path__[0]
-        regexp = re.compile('^%s/([\w\d_]+)$' % path)
-        for root, dirs, files in os.walk(path):
-            m = regexp.match(root)
-            if m and '__init__.py' in files:
-                self.load_module('weboob.backends.%s' % m.group(1))
+            import weboob.backends
+            for path in weboob.backends.__path__:
+                regexp = re.compile('^%s/([\w\d_]+)$' % path)
+                for root, dirs, files in os.walk(path):
+                    m = regexp.match(root)
+                    if m and '__init__.py' in files:
+                        self.load_module('weboob.backends.%s' % m.group(1))
 
     def load_module(self, name):
         try:
@@ -172,8 +172,8 @@ def load_module(self, name):
             else:
                 error(msg)
                 return
-        if name in self.modules:
-            warning('Module "%s" is already loaded (%s)' % self.modules[name].module)
+        if module.get_name() in self.modules:
+            warning('Module "%s" is already loaded (%s)' % (self.modules[module.get_name()].module, name))
             return
         self.modules[module.get_name()] = module
-        debug('Loaded module "%s" (%s)' % (name, module.module.__name__))
+        debug('Loaded module "%s" from %s' % (name, module.module.__path__))
diff --git a/weboob/scheduler.py b/weboob/core/scheduler.py
similarity index 100%
rename from weboob/scheduler.py
rename to weboob/core/scheduler.py
diff --git a/weboob/frontends/monboob/monboob.py b/weboob/frontends/monboob/monboob.py
index b25bdb99eca2b3930d748e291ad1437bb26698f8..81ed3cfae68a6dd4959495644bee1769ac2fdeb7 100644
--- a/weboob/frontends/monboob/monboob.py
+++ b/weboob/frontends/monboob/monboob.py
@@ -28,8 +28,8 @@
 import logging
 import asyncore
 
-from weboob import Weboob
-from weboob.scheduler import Scheduler
+from weboob.core.engine import Weboob
+from weboob.core.scheduler import Scheduler
 from weboob.capabilities.messages import ICapMessages, ICapMessagesReply, Message
 from weboob.tools.application import ConsoleApplication
 from weboob.tools.misc import html2text, get_backtrace, utc2local
diff --git a/weboob/frontends/wetboobs/wetboobs.py b/weboob/frontends/wetboobs/wetboobs.py
index ba0e4af99186222dfe72b4a263d7125a8922bed2..840f268b1c094e77eda9e68ba585e2a0a106e365 100644
--- a/weboob/frontends/wetboobs/wetboobs.py
+++ b/weboob/frontends/wetboobs/wetboobs.py
@@ -15,9 +15,10 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
+
 import logging
 
-from weboob import CallErrors
+from weboob.core import CallErrors
 from weboob.capabilities.weather import ICapWeather, CityNotFound
 from weboob.tools.application import ConsoleApplication
 
diff --git a/weboob/tools/application/base.py b/weboob/tools/application/base.py
index 8359eb5fe4d780a8ce2a2a299a6ec7fe07c0a0ab..4deed40d908a30c3fdcdc2deca293640b700a553 100644
--- a/weboob/tools/application/base.py
+++ b/weboob/tools/application/base.py
@@ -21,7 +21,7 @@
 import optparse
 from optparse import OptionGroup, OptionParser
 
-from weboob import Weboob
+from weboob.core.engine import Weboob
 from weboob.tools.config.iconfig import ConfigError
 
 
diff --git a/weboob/tools/application/console.py b/weboob/tools/application/console.py
index 691add77c7218d13039f85414c696287448ca5ae..9a55b8009f7e1231b8fae687d949fa053f5ce408 100644
--- a/weboob/tools/application/console.py
+++ b/weboob/tools/application/console.py
@@ -23,8 +23,8 @@
 import re
 import sys
 
-import weboob
-from weboob.modules import BackendsConfig
+from weboob.core.bcall import CallErrors
+from weboob.core.modules import BackendsConfig
 
 from .base import BaseApplication
 from .formatters import formatters
@@ -150,7 +150,7 @@ def f(x):
 
         try:
             command_result = func(*args)
-        except weboob.CallErrors, errors:
+        except CallErrors, errors:
             logging.error(errors)
             return 1
 
diff --git a/weboob/tools/application/prompt.py b/weboob/tools/application/prompt.py
index c5d6fc5af886211dd3e3491d0811b54a2bbab42d..3ccad152577525d306eac7e20c961be41e8c6a3b 100644
--- a/weboob/tools/application/prompt.py
+++ b/weboob/tools/application/prompt.py
@@ -18,8 +18,8 @@
 
 import sys
 
-from weboob import Weboob
-from weboob.scheduler import Scheduler
+from weboob.core.engine import Weboob
+from weboob.core.scheduler import Scheduler
 
 from .console import ConsoleApplication
 
diff --git a/weboob/tools/application/qt/qt.py b/weboob/tools/application/qt/qt.py
index 334d93f6795fb873ca3d507a6ef71b8e32ed122f..e61504622902d8f077da427aa58921e482ff8bee 100644
--- a/weboob/tools/application/qt/qt.py
+++ b/weboob/tools/application/qt/qt.py
@@ -21,8 +21,8 @@
                         QStyleOptionViewItemV4, QTextDocument, QStyle, \
                         QAbstractTextDocumentLayout, QPalette
 
-from weboob import Weboob
-from weboob.scheduler import IScheduler
+from weboob.core.engine import Weboob
+from weboob.core.scheduler import IScheduler
 
 from ..base import BaseApplication