diff --git a/js/functions.js b/js/functions.js
index 088cc457d8..4d63780301 100644
--- a/js/functions.js
+++ b/js/functions.js
@@ -149,6 +149,21 @@ function PMA_current_version()
     $('#li_pma_version').append(version_information_message);
 }
 
+/**
+ * Loads Git revision data from ajax for main.php
+ */
+function PMA_display_git_revision()
+{
+    $.get("main.php?token="
+        + $("input[type=hidden][name=token]").val()
+        + "&git_revision=1&ajax_request=true", function (data) {
+        if (data.error != "undefined" && data.error) {
+            return;
+        }
+        $(data.message).insertAfter('#li_pma_version');
+    });
+}
+
 /**
  * for libraries/display_change_password.lib.php
  *     libraries/user_password.php
@@ -3080,6 +3095,10 @@ $(document).ready(function() {
         $.getScript('http://www.phpmyadmin.net/home_page/version.js', PMA_current_version);
     }
 
+    if (typeof is_git_revision != "undefined") {
+        setTimeout(PMA_display_git_revision, 10);
+    }
+
     /**
      * Slider effect.
      */
diff --git a/libraries/Config.class.php b/libraries/Config.class.php
index f3f1632e16..6afc1c7909 100644
--- a/libraries/Config.class.php
+++ b/libraries/Config.class.php
@@ -349,6 +349,189 @@ class PMA_Config
         $this->set('PMA_PHP_STR_VERSION', phpversion());
     }
 
+    /**
+     * detects if Git revision
+     *
+     * @return boolean
+     */
+    function isGitRevision()
+    {
+        // caching
+        if (isset($_SESSION['is_git_revision'])) {
+            if ($_SESSION['is_git_revision']) {
+                $this->set('PMA_VERSION_GIT', 1);
+            }
+            return $_SESSION['is_git_revision'];
+        }
+        // find out if there is a .git folder
+        $git_folder = '.git';
+        if (! @file_exists($git_folder) 
+            || ! @file_exists($git_folder . '/config')) {
+            $_SESSION['is_git_revision'] = false;
+            return false;
+        }
+        $_SESSION['is_git_revision'] = true;
+        return true;
+    }
+
+    /**
+     * detects Git revision, if running inside repo
+     *
+     * @return void
+     */
+    function checkGitRevision()
+    {
+        // find out if there is a .git folder
+        $git_folder = '.git';
+        if (! @file_exists($git_folder) 
+            || ! @file_exists($git_folder . '/config')) {
+            return;
+        }
+
+        if (! $ref_head = @file_get_contents($git_folder . '/HEAD')) {
+            return;
+        }
+        $branch = false;
+        // are we on any branch?
+        if (strstr($ref_head, '/')) {
+            $ref_head = substr(trim($ref_head), 5);
+            $branch = basename($ref_head);
+
+            if (! $hash = @file_get_contents($git_folder . '/' . $ref_head)) {
+                return;
+            }
+            $hash = trim($hash);
+        } else {
+            $hash = trim($ref_head);
+        }
+
+        if ( !isset($_SESSION['PMA_VERSION_COMMITDATA_' . $hash])) {
+            if (! $commit = @file_get_contents(
+                    $git_folder . '/objects/' . substr($hash, 0, 2) 
+                    . '/' . substr($hash, 2))) {
+                return;
+            }
+            $commit = explode("\0", gzuncompress($commit), 2);
+            $commit = explode("\n", $commit[1]);
+            $_SESSION['PMA_VERSION_COMMITDATA_' . $hash] = $commit;
+        } else {
+            $commit = $_SESSION['PMA_VERSION_COMMITDATA_' . $hash];
+        }
+
+        $author = array('name' => '', 'email' => '', 'date' => '');
+        $committer = array('name' => '', 'email' => '', 'date' => '');
+
+        do {
+            $dataline = array_shift($commit);
+            $datalinearr = explode(' ', $dataline, 2);
+            $linetype = $datalinearr[0];
+            if (in_array($linetype, array('author', 'committer')))
+            {
+                $user = $datalinearr[1];
+                preg_match('/([^<]+)<([^>]+)> ([0-9]+)( [^ ]+)?/', $user, $user);
+                $user2 = array(
+                    'name' => trim($user[1]),
+                    'email' => trim($user[2]),
+                    'date' => date('Y-m-d H:i:s', $user[3]));
+                if (isset($user[4]))
+                {
+                    $user2['date'] .= $user[4];
+                }
+                $$linetype = $user2;
+            }
+        }
+        while ($dataline != '');
+        $message = trim(implode(' ', $commit));
+
+        // check if commit exists in Github
+        $is_remote_commit = false;
+        if (isset($_SESSION['PMA_VERSION_REMOTECOMMIT_' . $hash])) {
+            $is_remote_commit = $_SESSION['PMA_VERSION_REMOTECOMMIT_' . $hash];
+        } else {
+            $link = 'https://api.github.com/repos/phpmyadmin/phpmyadmin/git/commits/' . $hash;
+            $is_found = $this->checkHTTP($link);
+            switch($is_found) {
+                case true:
+                    $is_remote_commit = true;
+                    $_SESSION['PMA_VERSION_REMOTECOMMIT_' . $hash] = true;
+                    break;
+                case false:
+                    $is_remote_commit = false;
+                    $_SESSION['PMA_VERSION_REMOTECOMMIT_' . $hash] = false;
+                    break;
+                case null:
+                    // no remote link for now, but don't cache this as Github is down
+                    $is_remote_commit = false;
+                    break;
+            }
+        }
+
+        $is_remote_branch = false;
+        if ($is_remote_commit && $branch !== false) {
+            // check if branch exists in Github
+            if (isset($_SESSION['PMA_VERSION_REMOTEBRANCH_' . $hash])) {
+                $is_remote_branch = $_SESSION['PMA_VERSION_REMOTEBRANCH_' . $hash];
+            } else {
+                $link = 'https://api.github.com/repos/phpmyadmin/phpmyadmin/git/trees/' . $branch;
+                $is_found = $this->checkHTTP($link);
+                switch($is_found) {
+                    case true:
+                        $is_remote_branch = true;
+                        $_SESSION['PMA_VERSION_REMOTEBRANCH_' . $hash] = true;
+                        break;
+                    case false:
+                        $is_remote_branch = false;
+                        $_SESSION['PMA_VERSION_REMOTEBRANCH_' . $hash] = false;
+                        break;
+                    case null:
+                        // no remote link for now, but don't cache this as Github is down
+                        $is_remote_branch = false;
+                        break;
+                }
+            }
+        }
+
+        $this->set('PMA_VERSION_GIT', 1);
+        $this->set('PMA_VERSION_GIT_COMMITHASH', $hash);
+        $this->set('PMA_VERSION_GIT_BRANCH', $branch);
+        $this->set('PMA_VERSION_GIT_MESSAGE', $message);
+        $this->set('PMA_VERSION_GIT_AUTHOR', $author);
+        $this->set('PMA_VERSION_GIT_COMMITTER', $committer);
+        $this->set('PMA_VERSION_GIT_ISREMOTECOMMIT', $is_remote_commit);
+        $this->set('PMA_VERSION_GIT_ISREMOTEBRANCH', $is_remote_branch);
+    }
+
+    /**
+     * Checks if given URL is 200 or 404
+     */
+    function checkHTTP($link)
+    {
+        if (! function_exists('curl_init')) {
+            return null;
+        }
+        $ch = curl_init($link);
+        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 0);
+        curl_setopt($ch, CURLOPT_NOBODY, 1);
+        curl_setopt($ch, CURLOPT_HEADER, 1);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+        curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 0);
+        curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 0);
+        curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 5);
+        curl_setopt($ch, CURLOPT_TIMEOUT, 5);
+        $data = @curl_exec($ch);
+        if ($data === false) {
+            return null;
+        }
+        $ok = 'HTTP/1.1 200 OK';
+        $notfound = 'HTTP/1.1 404 Not Found';
+        if (substr($data, 0, strlen($ok)) === $ok) {
+            return true;
+        } elseif (substr($data, 0, strlen($notfound)) === $notfound) {
+            return false;
+        }
+        return null;
+    }
+
     /**
      * loads default values from default source
      *
diff --git a/libraries/display_git_revision.lib.php b/libraries/display_git_revision.lib.php
new file mode 100644
index 0000000000..b31ce8a361
--- /dev/null
+++ b/libraries/display_git_revision.lib.php
@@ -0,0 +1,71 @@
+<?php
+/* vim: set expandtab sw=4 ts=4 sts=4: */
+/**
+ * Displays form for password change
+ *
+ * @package PhpMyAdmin
+ */
+if (! defined('PHPMYADMIN')) {
+    exit;
+}
+
+/**
+* Prints details about the current Git commit revision
+*/
+function PMA_printGitRevision()
+{
+    if (! $GLOBALS['PMA_Config']->get('PMA_VERSION_GIT')) {
+        PMA_ajaxResponse('', false);
+    }
+
+    // load revision data from repo
+    $GLOBALS['PMA_Config']->checkGitRevision();
+
+    // if using a remote commit fast-forwarded, link to Github
+    $commit_hash = substr($GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_COMMITHASH'), 0, 7);
+    $commit_hash = '<strong title="' 
+        . htmlspecialchars($GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_MESSAGE')) . '">'
+        . $commit_hash . '</strong>';
+    if ($GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_ISREMOTECOMMIT')) {
+        $commit_hash =
+            '<a href="'
+            . PMA_linkURL('https://github.com/phpmyadmin/phpmyadmin/commit/'
+                . $GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_COMMITHASH'))
+            . '" target="_blank">' . $commit_hash . '</a>';
+    }
+
+    $branch = $GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_BRANCH');
+    if ($GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_ISREMOTEBRANCH')) {
+        $branch =
+            '<a href="'
+            . PMA_linkURL('https://github.com/phpmyadmin/phpmyadmin/tree/'
+                . $GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_BRANCH'))
+            . '" target="_blank">' . $branch . '</a>';
+    }
+    if ($branch !== false) {
+        $branch = sprintf(__('%s from %s branch'), $commit_hash, $branch);
+    } else {
+        $branch = $commit_hash . ' (' . __('no branch') . ')';
+    }
+
+    ob_start();
+    PMA_printListItem(__('Git revision') . ': '
+        . $branch . ',<br /> '
+        . sprintf(
+            __('committed on %s by %s'), 
+            PMA_localisedDate(strtotime($GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_COMMITTER')['date'])),
+            '<a href="' . PMA_linkURL('mailto:' . $GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_COMMITTER')['email']) . '">' 
+                . htmlspecialchars($GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_COMMITTER')['name']) . '</a>')
+        . ($GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_AUTHOR') != $GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_COMMITTER')
+            ? ', <br />' 
+            . sprintf(
+                __('authored on %s by %s'), 
+                PMA_localisedDate(strtotime($GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_AUTHOR')['date'])),
+                '<a href="' . PMA_linkURL('mailto:' . $GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_AUTHOR')['email']) . '">' 
+                    . htmlspecialchars($GLOBALS['PMA_Config']->get('PMA_VERSION_GIT_AUTHOR')['name']) . '</a>')
+            : ''),
+        'li_pma_version_git', null, null, null);
+    $item = ob_get_contents();
+    ob_end_clean();
+    PMA_ajaxResponse($item, true);
+}
diff --git a/main.php b/main.php
index f4babfe139..680829568c 100644
--- a/main.php
+++ b/main.php
@@ -10,6 +10,18 @@
  */
 require_once 'libraries/common.inc.php';
 
+/**
+ * display Git revision if requested
+ */
+require_once 'libraries/display_git_revision.lib.php';
+
+if ($GLOBALS['PMA_Config']->isGitRevision()) {
+    if (isset($_REQUEST['git_revision']) && $GLOBALS['is_ajax_request'] == true) {
+        PMA_printGitRevision();
+    }
+    PMA_AddJSVar('is_git_revision', true);
+}
+
 // Handles some variables that may have been sent by the calling script
 $GLOBALS['db'] = '';
 $GLOBALS['table'] = '';