diff --git a/keystoneclient/tests/v2_0/test_extensions.py b/keystoneclient/tests/v2_0/test_extensions.py
new file mode 100644
index 000000000..6f4787d9c
--- /dev/null
+++ b/keystoneclient/tests/v2_0/test_extensions.py
@@ -0,0 +1,66 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+import httpretty
+
+from keystoneclient.tests.v2_0 import utils
+from keystoneclient.v2_0 import extensions
+
+
+class ExtensionTests(utils.TestCase):
+    def setUp(self):
+        super(ExtensionTests, self).setUp()
+        self.TEST_EXTENSIONS = {
+            'extensions': {
+                "values": [
+                    {
+                        'name': 'OpenStack Keystone User CRUD',
+                        'namespace': 'http://docs.openstack.org/'
+                        'identity/api/ext/OS-KSCRUD/v1.0',
+                        'updated': '2013-07-07T12:00:0-00:00',
+                        'alias': 'OS-KSCRUD',
+                        'description':
+                        'OpenStack extensions to Keystone v2.0 API'
+                        ' enabling User Operations.',
+                        'links':
+                        '[{"href":'
+                        '"https://github.com/openstack/identity-api", "type":'
+                        ' "text/html", "rel": "describedby"}]',
+                    },
+                    {
+                        'name': 'OpenStack EC2 API',
+                        'namespace': 'http://docs.openstack.org/'
+                        'identity/api/ext/OS-EC2/v1.0',
+                        'updated': '2013-09-07T12:00:0-00:00',
+                        'alias': 'OS-EC2',
+                        'description': 'OpenStack EC2 Credentials backend.',
+                        'links': '[{"href":'
+                        '"https://github.com/openstack/identity-api", "type":'
+                        ' "text/html", "rel": "describedby"}]',
+                    }
+                ]
+            }
+        }
+
+    @httpretty.activate
+    def test_list(self):
+        self.stub_url(httpretty.GET, ['extensions'], json=self.TEST_EXTENSIONS)
+        extensions_list = self.client.extensions.list()
+        self.assertEqual(2, len(extensions_list))
+        for extension in extensions_list:
+            self.assertIsInstance(extension, extensions.Extension)
+            self.assertIsNotNone(extension.alias)
+            self.assertIsNotNone(extension.description)
+            self.assertIsNotNone(extension.links)
+            self.assertIsNotNone(extension.name)
+            self.assertIsNotNone(extension.namespace)
+            self.assertIsNotNone(extension.updated)
diff --git a/keystoneclient/v2_0/client.py b/keystoneclient/v2_0/client.py
index 3a281ad1f..8dcd778c7 100644
--- a/keystoneclient/v2_0/client.py
+++ b/keystoneclient/v2_0/client.py
@@ -20,6 +20,7 @@ from keystoneclient import exceptions
 from keystoneclient import httpclient
 from keystoneclient.v2_0 import ec2
 from keystoneclient.v2_0 import endpoints
+from keystoneclient.v2_0 import extensions
 from keystoneclient.v2_0 import roles
 from keystoneclient.v2_0 import services
 from keystoneclient.v2_0 import tenants
@@ -129,6 +130,7 @@ class Client(httpclient.HTTPClient):
         """Initialize a new client for the Keystone v2.0 API."""
         super(Client, self).__init__(**kwargs)
         self.endpoints = endpoints.EndpointManager(self)
+        self.extensions = extensions.ExtensionManager(self)
         self.roles = roles.RoleManager(self)
         self.services = services.ServiceManager(self)
         self.tenants = tenants.TenantManager(self)
diff --git a/keystoneclient/v2_0/extensions.py b/keystoneclient/v2_0/extensions.py
new file mode 100644
index 000000000..9f209a5a4
--- /dev/null
+++ b/keystoneclient/v2_0/extensions.py
@@ -0,0 +1,29 @@
+#    Licensed under the Apache License, Version 2.0 (the "License"); you may
+#    not use this file except in compliance with the License. You may obtain
+#    a copy of the License at
+#
+#         http://www.apache.org/licenses/LICENSE-2.0
+#
+#    Unless required by applicable law or agreed to in writing, software
+#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+#    License for the specific language governing permissions and limitations
+#    under the License.
+
+from keystoneclient import base
+
+
+class Extension(base.Resource):
+    """Represents an Identity API extension."""
+    def __repr__(self):
+        return "<Extension %s>" % self._info
+
+
+class ExtensionManager(base.ManagerWithFind):
+    """Manager class for listing Identity API extensions."""
+
+    resource_class = Extension
+
+    def list(self):
+        """List all available extentions."""
+        return self._list('/extensions', 'extensions')