diff --git a/modules/twitter/__init__.py b/modules/twitter/__init__.py
new file mode 100644
index 00000000..d9beadcf
--- /dev/null
+++ b/modules/twitter/__init__.py
@@ -0,0 +1,24 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 2014      Bezleputh
+#
+# This file is part of weboob.
+#
+# weboob is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# weboob 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with weboob. If not, see <http://www.gnu.org/licenses/>.
+
+
+from .backend import TwitterBackend
+
+
+__all__ = ['TwitterBackend']
diff --git a/modules/twitter/backend.py b/modules/twitter/backend.py
new file mode 100644
index 00000000..34baa90e
--- /dev/null
+++ b/modules/twitter/backend.py
@@ -0,0 +1,99 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 2014      Bezleputh
+#
+# This file is part of weboob.
+#
+# weboob is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# weboob 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with weboob. If not, see <http://www.gnu.org/licenses/>.
+
+from datetime import time, datetime, timedelta
+
+from weboob.tools.value import Value, ValueBackendPassword
+from weboob.tools.backend import BaseBackend, BackendConfig
+from weboob.capabilities.messages import ICapMessages, Thread, ICapMessagesPost
+from weboob.capabilities.base import find_object
+from weboob.tools.exceptions import BrowserForbidden
+from .browser import TwitterBrowser
+
+
+__all__ = ['TwitterBackend']
+
+
+class TwitterBackend(BaseBackend, ICapMessages, ICapMessagesPost):
+    NAME = 'twitter'
+    DESCRIPTION = u'twitter website'
+    MAINTAINER = u'Bezleputh'
+    EMAIL = 'carton_ben@yahoo.fr'
+    LICENSE = 'AGPLv3+'
+    VERSION = '0.j'
+    BROWSER = TwitterBrowser
+    STORAGE = {'seen': {}}
+
+    CONFIG = BackendConfig(Value('username',                label='Username', default=''),
+                           ValueBackendPassword('password', label='Password', default=''))
+
+    def create_default_browser(self):
+        return self.create_browser(self.config['username'].get(), self.config['password'].get())
+
+    def iter_threads(self):
+        return self.browser.iter_threads()
+
+    def get_thread(self, _id, thread=None, getseen=True):
+        seen = None
+        if getseen:
+            seen = self.storage.get('seen', default={})
+        return self.browser.get_thread(_id, thread, seen)
+
+    def fill_thread(self, thread, fields, getseen=True):
+        return self.get_thread(thread.id, thread, getseen)
+
+    def set_message_read(self, message):
+        self.storage.set('seen', message.thread.id, 'comments',
+                         self.storage.get('seen',
+                                          message.thread.id,
+                                          'comments', default=[]) + [message.id])
+        self.storage.save()
+        self._purge_message_read()
+
+    def _purge_message_read(self):
+        lastpurge = self.storage.get('lastpurge', default=0)
+
+        if time.time() - lastpurge > 86400:
+            self.storage.set('lastpurge', time.time())
+            self.storage.save()
+
+            # we can't directly delete without a "RuntimeError: dictionary changed size during iteration"
+            todelete = []
+
+            for id in self.storage.get('seen', default={}):
+                date = self.storage.get('date', id, default=0)
+                # if no date available, create a new one (compatibility with "old" storage)
+                if date == 0:
+                    self.storage.set('date', id, datetime.now())
+                elif datetime.now() - date > timedelta(days=60):
+                    todelete.append(id)
+
+            for id in todelete:
+                self.storage.delete('hash', id)
+                self.storage.delete('date', id)
+                self.storage.delete('seen', id)
+            self.storage.save()
+
+    def post_message(self, message):
+        if not self.browser.username:
+            raise BrowserForbidden()
+        self.browser.post(find_object(self.iter_threads(), id=message.full_id.split('.')[0]),
+                          message.content)
+
+    OBJECTS = {Thread: fill_thread}
diff --git a/modules/twitter/browser.py b/modules/twitter/browser.py
new file mode 100644
index 00000000..14d13d46
--- /dev/null
+++ b/modules/twitter/browser.py
@@ -0,0 +1,96 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 2014      Bezleputh
+#
+# This file is part of weboob.
+#
+# weboob is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# weboob 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with weboob. If not, see <http://www.gnu.org/licenses/>.
+
+from weboob.tools.browser2 import LoginBrowser, URL, need_login
+from weboob.tools.browser import BrowserIncorrectPassword
+from weboob.capabilities.messages import Message
+
+from .pages import LoginPage, LoginErrorPage, ThreadPage, HomePage, Tweet
+
+
+__all__ = ['TwitterBrowser']
+
+
+class TwitterBrowser(LoginBrowser):
+    BASEURL = 'https://twitter.com'
+
+    thread_page = URL(u'(?P<user>.+)/status/(?P<_id>.+)', ThreadPage)
+    login_error = URL(u'login/error.+', LoginErrorPage)
+    tweet = URL(u'i/tweet/create', Tweet)
+    home = URL(u'(?P<me>.+)', HomePage)
+    login = URL(u'', LoginPage)
+
+    def do_login(self):
+        self.login.go()
+
+        if not self.page.logged:
+            self.authenticity_token = self.page.login(self.username, self.password)
+
+        if not self.page.logged or self.login_error.is_here():
+            raise BrowserIncorrectPassword()
+
+        self.me = self.page.get_me()
+
+    @need_login
+    def iter_threads(self):
+        return self.login.stay_or_go().iter_threads()
+
+    @need_login
+    def post(self, thread, message):
+        datas = {'place_id': '',
+                 'tagged_users': ''}
+        datas['authenticity_token'] = self.authenticity_token
+        datas['status'] = message
+        if thread:
+            datas['in_reply_to_status_id'] = thread.id.split('#')[-1]
+
+        self.tweet.open(data=datas)
+
+    def get_thread(self, _id, thread=None, seen=None):
+        splitted_id = _id.split('#')
+
+        if not thread:
+            thread = self.thread_page.go(_id=splitted_id[1].split('.')[-1], user=splitted_id[0]).get_thread(obj=thread)
+
+        title_content = thread.title.split('\n\t')[-1]
+
+        thread.root = Message(thread=thread,
+                              id=splitted_id[1].split('.')[-1],
+                              title=title_content[:50] if len(title_content) > 50 else title_content,
+                              sender=splitted_id[0],
+                              receivers=None,
+                              date=thread.date,
+                              parent=thread.root,
+                              content=title_content,
+                              signature=u'',
+                              children=[]
+                              )
+
+        if seen and splitted_id[1] not in seen:
+            thread.root.flags = Message.IS_UNREAD
+
+        comments = self.thread_page.stay_or_go(_id=splitted_id[1].split('.')[-1], user=splitted_id[0]).iter_comments()
+        for comment in comments:
+            if seen and comment.id in seen:
+                comment.thread = thread
+                comment.parent = thread.root
+                comment.flags = Message.IS_UNREAD
+                thread.root.children.append(comment)
+
+        return thread
diff --git a/modules/twitter/pages.py b/modules/twitter/pages.py
new file mode 100644
index 00000000..3478d8ef
--- /dev/null
+++ b/modules/twitter/pages.py
@@ -0,0 +1,112 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 2014      Bezleputh
+#
+# This file is part of weboob.
+#
+# weboob is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# weboob 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with weboob. If not, see <http://www.gnu.org/licenses/>.
+
+from datetime import datetime
+from weboob.tools.date import DATE_TRANSLATE_FR
+
+from weboob.tools.browser2.page import HTMLPage, JsonPage, method, ListElement, ItemElement, FormNotFound
+from weboob.tools.browser2.filters import CleanText, Format, Link, Regexp, Env, DateTime, Attr, Filter
+from weboob.capabilities.messages import Thread, Message
+
+__all__ = ['LoginPage', 'LoginErrorPage', 'ThreadPage', 'HomePage', 'Tweet']
+
+
+class DatetimeFromTimestamp(Filter):
+    def filter(self, el):
+        return datetime.fromtimestamp(float(el))
+
+
+class LoginPage(HTMLPage):
+    def login(self, login, passwd):
+        form = self.get_form(xpath='//form[@action="https://twitter.com/sessions"]')
+        form['session[username_or_email]'] = login
+        form['session[password]'] = passwd
+        form.submit()
+        return form['authenticity_token']
+
+    @property
+    def logged(self):
+        try:
+            self.get_form(xpath='//form[@action="https://twitter.com/sessions"]')
+            return False
+        except FormNotFound:
+            return True
+
+    def get_me(self):
+        return Regexp(Link('//a[@data-nav="profile"]'), '/(.+)')(self.doc)
+
+    @method
+    class iter_threads(ListElement):
+        item_xpath = '//li[@data-item-type="tweet"]/div'
+
+        class item(ItemElement):
+            klass = Thread
+
+            obj_id = Regexp(Link('./div/div/a[@class="details with-icn js-details"]'), '/(.+)/status/(.+)', '\\1#\\2')
+            obj_title = Format('%s \n\t %s',
+                               CleanText('./div/div[@class="stream-item-header"]/a'),
+                               CleanText('./div/p'))
+            obj_date = DatetimeFromTimestamp(Attr('./div/div[@class="stream-item-header"]/small/a/span', 'data-time'), DATE_TRANSLATE_FR)
+
+
+class ThreadPage(HTMLPage):
+
+    @method
+    class get_thread(ItemElement):
+        klass = Thread
+
+        def parse(self, el):
+            pass
+
+        obj_id = Format('%s#%s', Env('user'), Env('_id'))
+        obj_title = Format('%s \n\t %s',
+                           CleanText('//div[@class="permalink-inner permalink-tweet-container"]/div/div/div/a'),
+                           CleanText('//div[@class="permalink-inner permalink-tweet-container"]/div/p'))
+
+        obj_date = DateTime(Regexp(CleanText('//div[@class="permalink-inner permalink-tweet-container"]/div/div/div/div[@class="client-and-actions"]/span'),
+                                   '(\d+:\d+).+- (.+\d{4})',
+                                   '\\2 \\1'))
+
+    @method
+    class iter_comments(ListElement):
+        item_xpath = '//ol[@id="stream-items-id"]/li/div'
+
+        class item(ItemElement):
+            klass = Message
+
+            def parse(self, el):
+                pass
+
+            obj_id = Regexp(Link('./div/div/a[@class="details with-icn js-details"]'), '/.+/status/(.+)')
+            obj_title = Regexp(CleanText('./div/p'), '(.{50}|.+).+')
+            obj_content = CleanText('./div/p')
+            obj_sender = Regexp(Link('./div/div/a[@class="details with-icn js-details"]'), '/(.+)/status/.+')
+            obj_date = DatetimeFromTimestamp(Attr('./div/div[@class="stream-item-header"]/small/a/span', 'data-time'))
+
+
+class LoginErrorPage(HTMLPage):
+    pass
+
+
+class Tweet(JsonPage):
+    pass
+
+
+class HomePage(HTMLPage):
+    pass
diff --git a/modules/twitter/test.py b/modules/twitter/test.py
new file mode 100644
index 00000000..4a878c9b
--- /dev/null
+++ b/modules/twitter/test.py
@@ -0,0 +1,31 @@
+# -*- coding: utf-8 -*-
+
+# Copyright(C) 2014      Bezleputh
+#
+# This file is part of weboob.
+#
+# weboob is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# weboob 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 Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with weboob. If not, see <http://www.gnu.org/licenses/>.
+
+
+from weboob.tools.test import BackendTest
+
+
+class TwitterTest(BackendTest):
+    BACKEND = 'twitter'
+
+    def test_twitter(self):
+        l = list(self.backend.iter_threads())
+        assert len(l)
+        thread = self.backend.get_thread(l[0].id)
+        assert len(thread.root.content)