diff --git a/plugins/password/drivers/modoboa.php b/plugins/password/drivers/modoboa.php
new file mode 100644
index 000000000..b315bf56a
--- /dev/null
+++ b/plugins/password/drivers/modoboa.php
@@ -0,0 +1,121 @@
+<?php
+
+/**
+ * Modoboa Password Driver
+ *
+ * Payload is json string containing username, oldPassword and newPassword
+ * Return value is a json string saying result: true if success.
+ *
+ * @version 1.0.1
+ * @author stephane @actionweb.fr
+ *
+ * Copyright (C) 2018, The Roundcube Dev Team
+ *
+ * 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, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * 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, see http://www.gnu.org/licenses/.
+ *
+ * The driver need modoboa core 1.10.6 or later 
+ *
+ * You need to define theses variables in plugin/password/config.inc.php
+ *
+ * $config['password_driver'] = 'modoboa'; // use modoboa as driver
+ * $config['token_api_modoboa'] = ''; // put token number from Modoboa server
+ * $config['password_minimum_length'] = 8; // select same number as in Modoboa server
+ * 
+ */
+
+class rcube_modoboa_password
+{
+    function save($curpass, $passwd)
+    {
+        // Init config access
+        $rcmail = rcmail::get_instance();    
+        $ModoboaToken = $rcmail->config->get('token_api_modoboa');
+
+        $RoudCubeUsername = $_SESSION['username'];
+        $IMAPhost = $_SESSION['imap_host'];
+
+        // Call GET to fetch values from modoboa server
+        $curl = curl_init();
+
+        curl_setopt_array($curl, array(
+          CURLOPT_URL => "https://" . $IMAPhost . "/api/v1/accounts/?search=" . urlencode($RoudCubeUsername),
+          CURLOPT_RETURNTRANSFER => true,
+          CURLOPT_ENCODING => "",
+          CURLOPT_MAXREDIRS => 10,
+          CURLOPT_TIMEOUT => 30,
+          CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
+          CURLOPT_CUSTOMREQUEST => "GET",
+          CURLOPT_HTTPHEADER => array(
+            "Authorization: Token " . $ModoboaToken,
+            "Cache-Control: no-cache",
+            "Content-Type: application/json"
+          ),
+        ));
+
+        $response = curl_exec($curl);
+        $err = curl_error($curl);
+
+        curl_close($curl);
+
+        if ($err) {
+          return PASSWORD_CONNECT_ERROR;
+        }
+
+        // Decode json string
+        $decoded = json_decode($response);
+        
+        if (!is_array($decoded)) {
+          return PASSWORD_CONNECT_ERROR;
+        }
+
+        // Get user ID (pk)
+        $userid = $decoded[0]->pk;
+
+        // Encode json with new password
+        $ret['username'] = $decoded[0]->username;
+        $ret['role'] = $decoded[0]->role;
+        $ret['password'] = $passwd; // new password
+        $encoded = json_encode($ret);
+
+        // Call HTTP API Modoboa
+        $curl = curl_init();
+
+        curl_setopt_array($curl, array(
+          CURLOPT_URL => "https://" . $IMAPhost . "/api/v1/accounts/" . $userid . "/",
+          CURLOPT_RETURNTRANSFER => true,
+          CURLOPT_ENCODING => "",
+          CURLOPT_MAXREDIRS => 10,
+          CURLOPT_TIMEOUT => 30,
+          CURLOPT_HTTP_VERSION => CURL_HTTP_VERSION_1_1,
+          CURLOPT_CUSTOMREQUEST => "PUT",
+          CURLOPT_POSTFIELDS => "" . $encoded . "",
+          CURLOPT_HTTPHEADER => array(
+            "Authorization: Token " . $ModoboaToken,
+            "Cache-Control: no-cache",
+            "Content-Type: application/json"
+          ),
+        ));
+
+        $response = curl_exec($curl);
+        $err = curl_error($curl);
+
+        curl_close($curl);
+
+        if ($err) {
+          return PASSWORD_CONNECT_ERROR;
+        }
+
+        return PASSWORD_SUCCESS;
+    }
+}