diff --git a/portail_citoyen2/models.py b/portail_citoyen2/models.py
index 7dcfad9..e48fd77 100644
--- a/portail_citoyen2/models.py
+++ b/portail_citoyen2/models.py
@@ -4,6 +4,10 @@ from django.db.models.signals import class_prepared
 
 MAX_USERNAME_LENGTH = 255
 
+from . import plugins
+
+plugins.init()
+
 def longer_username_signal(sender, *args, **kwargs):
     if (sender.__name__ == "User" and
         sender.__module__ == "django.contrib.auth.models"):
diff --git a/portail_citoyen2/plugins.py b/portail_citoyen2/plugins.py
new file mode 100644
index 0000000..286bd1e
--- /dev/null
+++ b/portail_citoyen2/plugins.py
@@ -0,0 +1,59 @@
+from pkg_resources import iter_entry_points
+import logging
+
+from django.conf.urls import patterns, include, url
+
+logger = logging.getLogger(__name__)
+
+PLUGIN_GROUP_NAME = 'portail_citoyen2.plugin'
+
+class PluginError(Exception):
+    pass
+
+def get_plugins(*args, **kwargs):
+    plugins = []
+    for entrypoint in iter_entry_points(PLUGIN_GROUP_NAME):
+        try:
+            plugin = entrypoint.load()
+        except Exception, e:
+            logger.exception('failed to load entrypoint %s', entrypoint)
+            raise PluginError('failed to load entrypoint %s' % entrypoint)
+        plugins.append(plugin(*args, **kwargs))
+    return plugins
+
+def register_plugins_urls(urlpatterns):
+    pre_urls = []
+    post_urls = []
+    for plugin in get_plugins():
+        if hasattr(plugin, 'get_before_urls'):
+            pre_urls.append(url('^', include(plugin.get_before_urls())))
+        if hasattr(plugin, 'get_after_urls'):
+            post_urls.append(url('^', include(plugin.get_after_urls())))
+    pre_patterns = patterns('', *pre_urls)
+    post_patterns = patterns('', *post_urls)
+    return pre_patterns + urlpatterns + post_patterns
+
+def register_plugins_apps(installed_apps):
+    for plugin in get_plugins():
+        if hasattr(plugin, 'get_apps'):
+            apps = plugin.get_apps()
+            for app in apps:
+                if app not in installed_apps:
+                    installed_apps += (app, )
+    return installed_apps
+
+def register_plugins_middleware(middlewares):
+    for plugin in get_plugins():
+        if hasattr(plugin, 'get_before_middleware'):
+            pre_middleware = plugin.get_before_middleware()
+            middlewares = tuple(set(pre_middleware + middlewares))
+        if hasattr(plugin, 'get_after_middleware'):
+            post_middleware = plugin.get_after_middleware()
+            middlewares = tuple(set(post_middleware + middlewares))
+    return middlewares
+
+def init():
+    for plugin in get_plugins():
+        if hasattr(plugin, 'init'):
+            plugin.init()
+
diff --git a/portail_citoyen2/settings.py b/portail_citoyen2/settings.py
index 0619ed8..f916961 100644
--- a/portail_citoyen2/settings.py
+++ b/portail_citoyen2/settings.py
@@ -3,6 +3,8 @@ from django.core.exceptions import ImproperlyConfigured
 import os
 import logging.handlers
 
+from . import plugins
+
 gettext_noop = lambda s: s
 # Python dotted path to the WSGI application used by Django's runserver.
 WSGI_APPLICATION = 'portail_citoyen2.wsgi.application'
@@ -105,6 +107,8 @@ MIDDLEWARE_CLASSES = (
     'entrouvert.djommon.middleware.VersionMiddleware',
 )
 
+MIDDLEWARE_CLASSES = plugins.register_plugins_middleware(MIDDLEWARE_CLASSES)
+
 ROOT_URLCONF = 'portail_citoyen2.urls'
 
 INSTALLED_APPS = (
@@ -136,6 +140,8 @@ INSTALLED_APPS = (
     'portail_citoyen2',
 )
 
+INSTALLED_APPS = plugins.register_plugins_apps(INSTALLED_APPS)
+
 try:
     import cmsplugin_blurp
     INSTALLED_APPS += (
diff --git a/portail_citoyen2/urls.py b/portail_citoyen2/urls.py
index 57204f8..12d47ae 100644
--- a/portail_citoyen2/urls.py
+++ b/portail_citoyen2/urls.py
@@ -2,7 +2,7 @@ from django.conf.urls import patterns, include, url
 from django.contrib import admin
 from django.conf import settings
 
-from . import views
+from . import views, plugins
 
 admin.autodiscover()
 
@@ -31,3 +31,4 @@ urlpatterns += patterns('',
     url(r'^', include('cms.urls')),
 )
 
+urlpatterns = plugins.register_plugins_urls(urlpatterns)