diff --git a/app/AppKernel.php b/app/AppKernel.php
index 1eacb348e..85edc14af 100644
--- a/app/AppKernel.php
+++ b/app/AppKernel.php
@@ -28,6 +28,7 @@ class AppKernel extends Kernel
             new Lexik\Bundle\FormFilterBundle\LexikFormFilterBundle(),
             new FOS\OAuthServerBundle\FOSOAuthServerBundle(),
             new Wallabag\UserBundle\WallabagUserBundle(),
+            new Stof\DoctrineExtensionsBundle\StofDoctrineExtensionsBundle(),
             new Scheb\TwoFactorBundle\SchebTwoFactorBundle(),
             new KPhoen\RulerZBundle\KPhoenRulerZBundle(),
         );
diff --git a/app/config/config.yml b/app/config/config.yml
index 82c5e7c99..f2538c902 100644
--- a/app/config/config.yml
+++ b/app/config/config.yml
@@ -90,6 +90,14 @@ doctrine:
             default:
                 auto_mapping: true
 
+stof_doctrine_extensions:
+    default_locale: "%locale%"
+    translation_fallback: true
+    orm:
+        default:
+            tree: true
+            sluggable: true
+
 # Swiftmailer Configuration
 swiftmailer:
     transport: "%mailer_transport%"
@@ -119,6 +127,7 @@ fos_rest:
 nelmio_api_doc:
     sandbox:
         enabled: false
+    name: wallabag API documentation
 
 nelmio_cors:
     defaults:
diff --git a/composer.json b/composer.json
index 29784d5cb..bf519faf2 100644
--- a/composer.json
+++ b/composer.json
@@ -55,6 +55,7 @@
         "j0k3r/graby": "~1.0",
         "friendsofsymfony/user-bundle": "dev-master",
         "friendsofsymfony/oauth-server-bundle": "^1.4@dev",
+        "stof/doctrine-extensions-bundle": "^1.2@dev",
         "scheb/two-factor-bundle": "~1.4.0",
         "grandt/phpepub": "~4.0",
         "wallabag/php-mobi": "~1.0.0",
diff --git a/composer.lock b/composer.lock
index 61ab36eee..aee961986 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,9 +4,49 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#composer-lock-the-lock-file",
         "This file is @generated automatically"
     ],
-    "hash": "cebe2bfc6f67c6f5e16e82f839fbb66b",
-    "content-hash": "b5d8700f351d76dbd25cf578f53c6df3",
+    "hash": "91da706ef4b39a73704c3e2154c1a227",
+    "content-hash": "81a3c2c84d78471bfb526b2b572182f7",
     "packages": [
+        {
+            "name": "behat/transliterator",
+            "version": "v1.1.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Behat/Transliterator.git",
+                "reference": "868e05be3a9f25ba6424c2dd4849567f50715003"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Behat/Transliterator/zipball/868e05be3a9f25ba6424c2dd4849567f50715003",
+                "reference": "868e05be3a9f25ba6424c2dd4849567f50715003",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.1-dev"
+                }
+            },
+            "autoload": {
+                "psr-0": {
+                    "Behat\\Transliterator": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "Artistic-1.0"
+            ],
+            "description": "String transliterator",
+            "keywords": [
+                "i18n",
+                "slug",
+                "transliterator"
+            ],
+            "time": "2015-09-28 16:26:35"
+        },
         {
             "name": "doctrine/annotations",
             "version": "v1.2.7",
@@ -213,16 +253,16 @@
         },
         {
             "name": "doctrine/common",
-            "version": "v2.5.2",
+            "version": "v2.6.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/common.git",
-                "reference": "311001fd9865a4d0d59efff4eac6d7dcb3f5270c"
+                "reference": "a579557bc689580c19fee4e27487a67fe60defc0"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/common/zipball/311001fd9865a4d0d59efff4eac6d7dcb3f5270c",
-                "reference": "311001fd9865a4d0d59efff4eac6d7dcb3f5270c",
+                "url": "https://api.github.com/repos/doctrine/common/zipball/a579557bc689580c19fee4e27487a67fe60defc0",
+                "reference": "a579557bc689580c19fee4e27487a67fe60defc0",
                 "shasum": ""
             },
             "require": {
@@ -231,20 +271,20 @@
                 "doctrine/collections": "1.*",
                 "doctrine/inflector": "1.*",
                 "doctrine/lexer": "1.*",
-                "php": ">=5.3.2"
+                "php": "~5.5|~7.0"
             },
             "require-dev": {
-                "phpunit/phpunit": "~3.7"
+                "phpunit/phpunit": "~4.8|~5.0"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "2.5.x-dev"
+                    "dev-master": "2.7.x-dev"
                 }
             },
             "autoload": {
-                "psr-0": {
-                    "Doctrine\\Common\\": "lib/"
+                "psr-4": {
+                    "Doctrine\\Common\\": "lib/Doctrine/Common"
                 }
             },
             "notification-url": "https://packagist.org/downloads/",
@@ -282,24 +322,24 @@
                 "persistence",
                 "spl"
             ],
-            "time": "2015-12-04 12:49:42"
+            "time": "2015-12-25 13:18:31"
         },
         {
             "name": "doctrine/dbal",
-            "version": "v2.5.2",
+            "version": "v2.5.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/dbal.git",
-                "reference": "01dbcbc5cd0a913d751418e635434a18a2f2a75c"
+                "reference": "2fbcea96eae34a53183377cdbb0b9bec33974648"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/dbal/zipball/01dbcbc5cd0a913d751418e635434a18a2f2a75c",
-                "reference": "01dbcbc5cd0a913d751418e635434a18a2f2a75c",
+                "url": "https://api.github.com/repos/doctrine/dbal/zipball/2fbcea96eae34a53183377cdbb0b9bec33974648",
+                "reference": "2fbcea96eae34a53183377cdbb0b9bec33974648",
                 "shasum": ""
             },
             "require": {
-                "doctrine/common": ">=2.4,<2.6-dev",
+                "doctrine/common": ">=2.4,<2.7-dev",
                 "php": ">=5.3.2"
             },
             "require-dev": {
@@ -353,7 +393,7 @@
                 "persistence",
                 "queryobject"
             ],
-            "time": "2015-09-16 16:29:33"
+            "time": "2015-12-25 16:28:24"
         },
         {
             "name": "doctrine/doctrine-bundle",
@@ -697,22 +737,22 @@
         },
         {
             "name": "doctrine/orm",
-            "version": "v2.5.2",
+            "version": "v2.5.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/doctrine/doctrine2.git",
-                "reference": "464b5fdbfbbeb4a65465ac173c4c5d90960f41ff"
+                "reference": "d9fc5388f1aa1751a0e148e76b4569bd207338e9"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/doctrine/doctrine2/zipball/464b5fdbfbbeb4a65465ac173c4c5d90960f41ff",
-                "reference": "464b5fdbfbbeb4a65465ac173c4c5d90960f41ff",
+                "url": "https://api.github.com/repos/doctrine/doctrine2/zipball/d9fc5388f1aa1751a0e148e76b4569bd207338e9",
+                "reference": "d9fc5388f1aa1751a0e148e76b4569bd207338e9",
                 "shasum": ""
             },
             "require": {
                 "doctrine/cache": "~1.4",
                 "doctrine/collections": "~1.2",
-                "doctrine/common": ">=2.5-dev,<2.6-dev",
+                "doctrine/common": ">=2.5-dev,<2.7-dev",
                 "doctrine/dbal": ">=2.5-dev,<2.6-dev",
                 "doctrine/instantiator": "~1.0.1",
                 "ext-pdo": "*",
@@ -770,7 +810,7 @@
                 "database",
                 "orm"
             ],
-            "time": "2015-11-23 12:44:25"
+            "time": "2015-12-25 15:50:05"
         },
         {
             "name": "ezyang/htmlpurifier",
@@ -1094,6 +1134,85 @@
             ],
             "time": "2015-12-05 09:38:57"
         },
+        {
+            "name": "gedmo/doctrine-extensions",
+            "version": "v2.4.10",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/Atlantic18/DoctrineExtensions.git",
+                "reference": "7e7fc55fa3fad79031727fbc7d8e418b641be875"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/Atlantic18/DoctrineExtensions/zipball/7e7fc55fa3fad79031727fbc7d8e418b641be875",
+                "reference": "7e7fc55fa3fad79031727fbc7d8e418b641be875",
+                "shasum": ""
+            },
+            "require": {
+                "behat/transliterator": "~1.0",
+                "doctrine/common": "~2.4",
+                "php": ">=5.3.2"
+            },
+            "require-dev": {
+                "doctrine/common": ">=2.5.0",
+                "doctrine/mongodb-odm": ">=1.0.2",
+                "doctrine/orm": ">=2.5.0",
+                "phpunit/phpunit": "~4.4",
+                "phpunit/phpunit-mock-objects": "~2.3",
+                "symfony/yaml": "~2.6"
+            },
+            "suggest": {
+                "doctrine/mongodb-odm": "to use the extensions with the MongoDB ODM",
+                "doctrine/orm": "to use the extensions with the ORM"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "2.4.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-0": {
+                    "Gedmo\\": "lib/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "David Buchmann",
+                    "email": "david@liip.ch"
+                },
+                {
+                    "name": "Gediminas Morkevicius",
+                    "email": "gediminas.morkevicius@gmail.com"
+                },
+                {
+                    "name": "Gustavo Falco",
+                    "email": "comfortablynumb84@gmail.com"
+                }
+            ],
+            "description": "Doctrine2 behavioral extensions",
+            "homepage": "http://gediminasm.org/",
+            "keywords": [
+                "Blameable",
+                "behaviors",
+                "doctrine2",
+                "extensions",
+                "gedmo",
+                "loggable",
+                "nestedset",
+                "sluggable",
+                "sortable",
+                "timestampable",
+                "translatable",
+                "tree",
+                "uploadable"
+            ],
+            "time": "2015-12-18 20:34:21"
+        },
         {
             "name": "grandt/binstring",
             "version": "1.0.0",
@@ -2194,16 +2313,16 @@
         },
         {
             "name": "j0k3r/graby",
-            "version": "1.0.7",
+            "version": "1.0.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/j0k3r/graby.git",
-                "reference": "301f8c492be4c9b2bed8f29c32641636de0eca0a"
+                "reference": "bf152ccc6629bdd63b1e5e8b297c2912516b5f1e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/j0k3r/graby/zipball/301f8c492be4c9b2bed8f29c32641636de0eca0a",
-                "reference": "301f8c492be4c9b2bed8f29c32641636de0eca0a",
+                "url": "https://api.github.com/repos/j0k3r/graby/zipball/bf152ccc6629bdd63b1e5e8b297c2912516b5f1e",
+                "reference": "bf152ccc6629bdd63b1e5e8b297c2912516b5f1e",
                 "shasum": ""
             },
             "require": {
@@ -2220,12 +2339,16 @@
                 "smalot/pdfparser": "~0.9.24",
                 "symfony/options-resolver": "~2.6|~3.0"
             },
+            "require-dev": {
+                "satooshi/php-coveralls": "~0.6"
+            },
             "type": "library",
             "autoload": {
                 "psr-4": {
                     "Graby\\": "src/"
                 }
             },
+            "notification-url": "https://packagist.org/downloads/",
             "license": [
                 "AGPL-3.0"
             ],
@@ -2242,23 +2365,20 @@
                 }
             ],
             "description": "Graby helps you extract article content from web pages",
-            "support": {
-                "source": "https://github.com/bdunogier/graby/tree/1.0.7"
-            },
-            "time": "2015-12-16 10:21:48"
+            "time": "2015-12-24 08:28:38"
         },
         {
             "name": "j0k3r/graby-site-config",
-            "version": "1.0.10",
+            "version": "1.0.11",
             "source": {
                 "type": "git",
                 "url": "https://github.com/j0k3r/graby-site-config.git",
-                "reference": "daea5cdd2c3d89cb90402205392423030f8eebce"
+                "reference": "ac198f308beabccc97bbd35ed0daeaac63fbf1e3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/j0k3r/graby-site-config/zipball/daea5cdd2c3d89cb90402205392423030f8eebce",
-                "reference": "daea5cdd2c3d89cb90402205392423030f8eebce",
+                "url": "https://api.github.com/repos/j0k3r/graby-site-config/zipball/ac198f308beabccc97bbd35ed0daeaac63fbf1e3",
+                "reference": "ac198f308beabccc97bbd35ed0daeaac63fbf1e3",
                 "shasum": ""
             },
             "require": {
@@ -2281,7 +2401,7 @@
                 }
             ],
             "description": "Graby site config files",
-            "time": "2015-12-16 10:27:19"
+            "time": "2015-12-23 22:52:15"
         },
         {
             "name": "j0k3r/php-readability",
@@ -3032,16 +3152,16 @@
         },
         {
             "name": "michelf/php-markdown",
-            "version": "1.5.1",
+            "version": "1.6.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/michelf/php-markdown.git",
-                "reference": "155287e4222d2dd69b6a21221617b50668d5892e"
+                "reference": "156e56ee036505ec637d761ee62dc425d807183c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/michelf/php-markdown/zipball/155287e4222d2dd69b6a21221617b50668d5892e",
-                "reference": "155287e4222d2dd69b6a21221617b50668d5892e",
+                "url": "https://api.github.com/repos/michelf/php-markdown/zipball/156e56ee036505ec637d761ee62dc425d807183c",
+                "reference": "156e56ee036505ec637d761ee62dc425d807183c",
                 "shasum": ""
             },
             "require": {
@@ -3079,7 +3199,7 @@
             "keywords": [
                 "markdown"
             ],
-            "time": "2015-12-22 18:18:12"
+            "time": "2015-12-24 01:37:31"
         },
         {
             "name": "monolog/monolog",
@@ -3998,6 +4118,67 @@
             ],
             "time": "2014-03-31 09:18:53"
         },
+        {
+            "name": "stof/doctrine-extensions-bundle",
+            "version": "v1.2.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/stof/StofDoctrineExtensionsBundle.git",
+                "reference": "7b3144572617b0555f9a443317dbc2f9cf5b524e"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/stof/StofDoctrineExtensionsBundle/zipball/7b3144572617b0555f9a443317dbc2f9cf5b524e",
+                "reference": "7b3144572617b0555f9a443317dbc2f9cf5b524e",
+                "shasum": ""
+            },
+            "require": {
+                "gedmo/doctrine-extensions": "^2.3.1",
+                "php": ">=5.3.2",
+                "symfony/framework-bundle": "~2.1"
+            },
+            "suggest": {
+                "doctrine/doctrine-bundle": "to use the ORM extensions",
+                "doctrine/mongodb-odm-bundle": "to use the MongoDB ODM extensions"
+            },
+            "type": "symfony-bundle",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.2.x-dev"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Stof\\DoctrineExtensionsBundle\\": ""
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Christophe Coevoet",
+                    "email": "stof@notk.org"
+                }
+            ],
+            "description": "Integration of the gedmo/doctrine-extensions with Symfony2",
+            "homepage": "https://github.com/stof/StofDoctrineExtensionsBundle",
+            "keywords": [
+                "behaviors",
+                "doctrine2",
+                "extensions",
+                "gedmo",
+                "loggable",
+                "nestedset",
+                "sluggable",
+                "sortable",
+                "timestampable",
+                "translatable",
+                "tree"
+            ],
+            "time": "2015-08-12 16:23:48"
+        },
         {
             "name": "swiftmailer/swiftmailer",
             "version": "v5.4.1",
@@ -4239,16 +4420,16 @@
         },
         {
             "name": "symfony/symfony",
-            "version": "v2.7.7",
+            "version": "v2.7.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/symfony.git",
-                "reference": "cc69dbd24b4b2e6de60b2414ef95da2794f459a2"
+                "reference": "ad264021e44a5aaa132f16aef69f92e56795683e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/symfony/symfony/zipball/cc69dbd24b4b2e6de60b2414ef95da2794f459a2",
-                "reference": "cc69dbd24b4b2e6de60b2414ef95da2794f459a2",
+                "url": "https://api.github.com/repos/symfony/symfony/zipball/ad264021e44a5aaa132f16aef69f92e56795683e",
+                "reference": "ad264021e44a5aaa132f16aef69f92e56795683e",
                 "shasum": ""
             },
             "require": {
@@ -4359,7 +4540,7 @@
             "keywords": [
                 "framework"
             ],
-            "time": "2015-11-23 11:58:08"
+            "time": "2015-12-26 15:02:06"
         },
         {
             "name": "tecnickcom/tcpdf",
@@ -4563,27 +4744,24 @@
                     "MOBIClass/MOBI.php"
                 ]
             },
+            "notification-url": "https://packagist.org/downloads/",
             "license": [
                 "Apache-2.0"
             ],
             "authors": [
-                {
-                    "name": "Sander Kromwijk",
-                    "email": "s.kromwijk@gmail.co",
-                    "role": "Original developer"
-                },
                 {
                     "name": "Nicolas Lœuillet",
                     "email": "nicolas@loeuillet.org",
                     "homepage": "http://www.cdetc.fr"
+                },
+                {
+                    "name": "Sander Kromwijk",
+                    "email": "s.kromwijk@gmail.co",
+                    "role": "Original developer"
                 }
             ],
             "description": "A Mobipocket file (.mobi) creator in PHP.",
             "homepage": "https://github.com/wallabag/phpMobi",
-            "support": {
-                "source": "https://github.com/wallabag/php-mobi/tree/1.0.1",
-                "issues": "https://github.com/wallabag/php-mobi/issues"
-            },
             "time": "2015-10-16 08:42:42"
         },
         {
@@ -4692,7 +4870,7 @@
             ],
             "authors": [
                 {
-                    "name": "William DURAND",
+                    "name": "William Durand",
                     "email": "william.durand1@gmail.com"
                 }
             ],
@@ -5806,7 +5984,7 @@
         },
         {
             "name": "symfony/phpunit-bridge",
-            "version": "v2.7.7",
+            "version": "v2.7.8",
             "source": {
                 "type": "git",
                 "url": "https://github.com/symfony/phpunit-bridge.git",
@@ -5864,12 +6042,13 @@
     "minimum-stability": "dev",
     "stability-flags": {
         "friendsofsymfony/user-bundle": 20,
-        "friendsofsymfony/oauth-server-bundle": 20
+        "friendsofsymfony/oauth-server-bundle": 20,
+        "stof/doctrine-extensions-bundle": 20
     },
     "prefer-stable": true,
     "prefer-lowest": false,
     "platform": {
-        "php": ">=5.3.3"
+        "php": ">=5.5.0"
     },
     "platform-dev": []
 }
diff --git a/src/Wallabag/CoreBundle/Entity/Tag.php b/src/Wallabag/CoreBundle/Entity/Tag.php
index 7cc452fd7..4ed588be8 100644
--- a/src/Wallabag/CoreBundle/Entity/Tag.php
+++ b/src/Wallabag/CoreBundle/Entity/Tag.php
@@ -7,6 +7,7 @@ use JMS\Serializer\Annotation\XmlRoot;
 use JMS\Serializer\Annotation\ExclusionPolicy;
 use JMS\Serializer\Annotation\Expose;
 use Doctrine\Common\Collections\ArrayCollection;
+use Gedmo\Mapping\Annotation as Gedmo;
 
 /**
  * Tag.
@@ -36,6 +37,12 @@ class Tag
      */
     private $label;
 
+    /**
+     * @Gedmo\Slug(fields={"label"})
+     * @ORM\Column(length=128, unique=true)
+     */
+    private $slug;
+
     /**
      * @ORM\ManyToMany(targetEntity="Entry", mappedBy="tags", cascade={"persist"})
      */
@@ -91,6 +98,11 @@ class Tag
         return $this->label;
     }
 
+    public function getSlug()
+    {
+        return $this->slug;
+    }
+
     public function addEntry(Entry $entry)
     {
         $this->entries[] = $entry;