diff --git a/plugins/Sitemap/SitemapPlugin.php b/plugins/Sitemap/SitemapPlugin.php
new file mode 100644
index 0000000000..42ea1dbe62
--- /dev/null
+++ b/plugins/Sitemap/SitemapPlugin.php
@@ -0,0 +1,111 @@
+<?php
+/**
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2010, StatusNet, Inc.
+ *
+ * Creates a dynamic sitemap for a StatusNet site
+ *
+ * PHP version 5
+ *
+ * This program 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.
+ *
+ * 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @category  Sample
+ * @package   StatusNet
+ * @author    Evan Prodromou <evan@status.net>
+ * @copyright 2010 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
+ * @link      http://status.net/
+ */
+
+if (!defined('STATUSNET')) {
+    // This check helps protect against security problems;
+    // your code file can't be executed directly from the web.
+    exit(1);
+}
+
+/**
+ * Sitemap plugin
+ *
+ * @category  Sample
+ * @package   StatusNet
+ * @author    Evan Prodromou <evan@status.net>
+ * @copyright 2010 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
+ * @link      http://status.net/
+ */
+
+class SitemapPlugin extends Plugin
+{
+    /**
+     * Load related modules when needed
+     *
+     * Most non-trivial plugins will require extra modules to do their work. Typically
+     * these include data classes, action classes, widget classes, or external libraries.
+     *
+     * This method receives a class name and loads the PHP file related to that class. By
+     * tradition, action classes typically have files named for the action, all lower-case.
+     * Data classes are in files with the data class name, initial letter capitalized.
+     *
+     * Note that this method will be called for *all* overloaded classes, not just ones
+     * in this plugin! So, make sure to return true by default to let other plugins, and
+     * the core code, get a chance.
+     *
+     * @param string $cls Name of the class to be loaded
+     *
+     * @return boolean hook value; true means continue processing, false means stop.
+     */
+
+    function onAutoload($cls)
+    {
+        $dir = dirname(__FILE__);
+
+        switch ($cls)
+        {
+        case 'SitemapindexAction':
+        case 'NoticesitemapAction':
+        case 'UsersitemapAction':
+            require_once $dir . '/' . strtolower(mb_substr($cls, 0, -6)) . '.php';
+            return false;
+        case 'SitemapAction':
+            require_once $dir . '/' . strtolower($cls) . '.php';
+        default:
+            return true;
+        }
+    }
+
+    /**
+     * Map URLs to actions
+     *
+     * @param Net_URL_Mapper $m path-to-action mapper
+     *
+     * @return boolean hook value; true means continue processing, false means stop.
+     */
+
+    function onRouterInitialized($m)
+    {
+        $m->connect('sitemapindex.xml',
+                    array('action' => 'sitemapindex'));
+        $m->connect('/sitemaps/notice/:year/:month/:day.xml',
+                    array('action' => 'noticesitemap'),
+                    array('year' => '[0-9]{4}',
+                          'month' => '[1]?[0-9]',
+                          'day' => '[123]?[0-9]'));
+        $m->connect('/sitemaps/user/:index.xml',
+                    array('action' => 'usersitemap'),
+                    array('index' => '[0-9]+',
+                          'month' => '[1]?[0-9]',
+                          'day' => '[123]?[0-9]'));
+        return true;
+    }
+}
diff --git a/plugins/Sitemap/sitemapaction.php b/plugins/Sitemap/sitemapaction.php
new file mode 100644
index 0000000000..ab80b85eaa
--- /dev/null
+++ b/plugins/Sitemap/sitemapaction.php
@@ -0,0 +1,90 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Superclass for sitemap-generating actions
+ *
+ * PHP version 5
+ *
+ * LICENCE: This program 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.
+ *
+ * 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @category  Sitemap
+ * @package   StatusNet
+ * @author    Evan Prodromou <evan@status.net>
+ * @copyright 2010 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link      http://status.net/
+ */
+
+if (!defined('STATUSNET')) {
+    exit(1);
+}
+
+/**
+ * superclass for sitemap actions
+ *
+ * @category Sitemap
+ * @package  StatusNet
+ * @author   Evan Prodromou <evan@status.net>
+ * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link     http://status.net/
+ */
+
+class SitemapAction extends Action
+{
+    /**
+     * handle the action
+     *
+     * @param array $args unused.
+     *
+     * @return void
+     */
+
+    function handle($args)
+    {
+        header('Content-Type: text/xml; charset=UTF-8');
+        $this->startXML();
+
+        $this->elementStart('sitemap');
+
+        while (list($url, $lm, $cf, $p) = $this->nextUrl()) {
+            $this->showUrl($url, $lm, $cf, $p);
+        }
+
+        $this->elementEnd('sitemap');
+
+        $this->endXML();
+    }
+
+    function showUrl($url, $lastMod=null, $changeFreq=null, $priority=null)
+    {
+        $this->elementStart('url');
+        $this->element('loc', null, $url);
+        if (!is_null($lastMod)) {
+            $this->element('lastmod', null, $lastMod);
+        }
+        if (!is_null($changeFreq)) {
+            $this->element('changefreq', null, $changeFreq);
+        }
+        if (!is_null($priority)) {
+            $this->element('priority', null, $priority);
+        }
+        $this->elementEnd('url');
+    }
+
+    function nextUrl()
+    {
+        return null;
+    }
+}
diff --git a/plugins/Sitemap/usersitemap.php b/plugins/Sitemap/usersitemap.php
new file mode 100644
index 0000000000..582a13b664
--- /dev/null
+++ b/plugins/Sitemap/usersitemap.php
@@ -0,0 +1,79 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Show list of user pages
+ *
+ * PHP version 5
+ *
+ * LICENCE: This program 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.
+ *
+ * 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @category  Sitemap
+ * @package   StatusNet
+ * @author    Evan Prodromou <evan@status.net>
+ * @copyright 2010 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link      http://status.net/
+ */
+
+if (!defined('STATUSNET')) {
+    exit(1);
+}
+
+/**
+ * sitemap for users
+ *
+ * @category Sitemap
+ * @package  StatusNet
+ * @author   Evan Prodromou <evan@status.net>
+ * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link     http://status.net/
+ */
+
+class UsersitemapAction extends SitemapAction
+{
+    const USERS_PER_MAP = 25000;
+
+    var $user = null;
+
+    function prepare($args)
+    {
+        parent::prepare($args);
+
+        $i = $this->trimmed('index');
+
+        $i += 0;
+
+        $offset = ($i-1) * self::USERS_PER_MAP;
+        $limit  = self::USERS_PER_MAP;
+
+        $this->user = new User();
+
+        $this->user->orderBy('id');
+        $this->user->limit($offset, $limit);
+
+        $this->user->find();
+
+        return true;
+    }
+
+    function nextUrl()
+    {
+        if ($this->user->fetch()) {
+            return array(common_profile_url($this->user->nickname), null, null, null);
+        } else {
+            return null;
+        }
+    }
+}