diff --git a/resources/roslogin/migrate.php b/resources/roslogin/migrate.php
new file mode 100644
index 00000000..8b8f4d86
--- /dev/null
+++ b/resources/roslogin/migrate.php
@@ -0,0 +1,133 @@
+<?php
+/*
+ * PROJECT:     RosLogin - A simple Self-Service and Single-Sign-On around an LDAP user directory
+ * LICENSE:     AGPL-3.0-or-later (https://spdx.org/licenses/AGPL-3.0-or-later)
+ * PURPOSE:     Migration script from Drupal + MediaWiki + phpBB + JIRA
+ * COPYRIGHT:   Copyright 2018 Colin Finck (colin@reactos.org)
+ */
+
+	// Configuration
+	define('DB_HOST', 'localhost');
+	define('DB_USER', 'root');
+	define('DB_PASS', '');
+
+	// Include phpBB UTF8 tools
+	$phpbb_root_path = '/srv/www/www.reactos.org/forum/';
+	$phpEx = 'php';
+	define('IN_PHPBB', 1);
+	require_once($phpbb_root_path . 'vendor/patchwork/utf8/src/Patchwork/PHP/Shim/Normalizer.php');
+	require_once($phpbb_root_path . 'vendor/patchwork/utf8/src/Normalizer.php');
+	require_once($phpbb_root_path . 'vendor/patchwork/utf8/src/Patchwork/Utf8.php');
+	require_once($phpbb_root_path . 'vendor/patchwork/utf8/src/Patchwork/Utf8/Bootup.php');
+	require_once($phpbb_root_path . 'includes/utf/utf_tools.php');
+
+	// Entry point
+	try
+	{
+		$dbh = new PDO('mysql:host=' . DB_HOST, DB_USER, DB_PASS);
+		$dbh->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+
+		$stmt = $dbh->query('SELECT COUNT(*) FROM drupal.users');
+		$total_count = (int)$stmt->fetchColumn();
+		printf("Total Users in the Drupal database: %u\n\n", $total_count);
+
+		$one_month_ago = time() - 60 * 60 * 24 * 30;
+		$drupal_activity_stmt = $dbh->prepare('SELECT (SELECT COUNT(*) FROM drupal.history WHERE uid = :uid) + (SELECT COUNT(*) FROM drupal.node_revision WHERE uid = :uid)');
+		$phpbb_uid_stmt = $dbh->prepare('SELECT user_id FROM forum.phpbb_users WHERE username_clean = :phpbb_name');
+		$phpbb_activity_stmt = $dbh->prepare('SELECT (SELECT COUNT(*) FROM forum.phpbb_posts WHERE poster_id = :phpbb_uid) + (SELECT COUNT(*) FROM forum.phpbb_privmsgs WHERE author_id = :phpbb_uid)');
+		$wiki_activity_stmt = $dbh->prepare('SELECT COUNT(*) FROM wiki.revision WHERE LOWER(rev_user_text) = :wiki_name');
+		$jira_activity_stmt = $dbh->prepare('SELECT COUNT(*) FROM jira.jiraaction WHERE AUTHOR = :jira_name');
+
+		$stmt = $dbh->query('SELECT uid, name, mail, created, password_ldap FROM drupal.users');
+		while ($row = $stmt->fetch(PDO::FETCH_ASSOC))
+		{
+			printf('%u: %s ... ', $row['uid'], $row['name']);
+			$active_user = false;
+
+			for (;;)
+			{
+				// Do we have a user name?
+				if (trim($row['name'] == ''))
+				{
+					echo "Not adding (empty user name)\n";
+					break;
+				}
+
+				// Is this user less than a month old?
+				if ((int)$row['created'] > $one_month_ago)
+				{
+					echo "Adding (created less than a month ago)\n";
+					$active_user = true;
+					break;
+				}
+
+				// Did this user ever change a Drupal node?
+				$drupal_activity_stmt->bindValue(':uid', $row['uid']);
+				$drupal_activity_stmt->execute();
+				$drupal_activity_count = (int)$drupal_activity_stmt->fetchColumn();
+				if ($drupal_activity_count > 0)
+				{
+					echo "Adding (Drupal activity)\n";
+					$active_user = true;
+					break;
+				}
+
+				// Did this user ever post in the forums?
+				$phpbb_name = utf8_clean_string($row['name']);
+				$phpbb_uid_stmt->bindValue(':phpbb_name', $phpbb_name);
+				$phpbb_uid_stmt->execute();
+				$phpbb_uid = (int)$phpbb_uid_stmt->fetchColumn();
+				if ($phpbb_uid > 0)
+				{
+					$phpbb_activity_stmt->bindValue(':phpbb_uid', $phpbb_uid);
+					$phpbb_activity_stmt->execute();
+					$phpbb_activity_count = (int)$stmt->fetchColumn();
+					if ($phpbb_activity_count > 0)
+					{
+						echo "Adding (phpBB activity)\n";
+						$active_user = true;
+						break;
+					}
+				}
+
+				// Did this user ever change anything in the Wiki?
+				$wiki_name = strtolower(str_replace('_', ' ', $row['name']));
+				$wiki_activity_stmt->bindValue(':wiki_name', $wiki_name);
+				$wiki_activity_stmt->execute();
+				$wiki_activity_count = (int)$wiki_activity_stmt->fetchColumn();
+				if ($wiki_activity_count > 0)
+				{
+					echo "Adding (Wiki activity)\n";
+					$active_user = true;
+					break;
+				}
+
+				// Did this user ever participate on JIRA?
+				$jira_name = strtolower($row['name']);
+				$jira_activity_stmt->bindValue(':jira_name', $jira_name);
+				$jira_activity_stmt->execute();
+				$jira_activity_count = (int)$jira_activity_stmt->fetchColumn();
+				if ($jira_activity_count > 0)
+				{
+					echo "Adding (JIRA activity)\n";
+					$active_user = true;
+					break;
+				}
+
+				// No activity determined.
+				echo "Not adding (no activity)\n";
+				break;
+			}
+
+			if ($active_user)
+			{
+				// TODO: Add to LDAP directory and forbidden_usernames table.
+				// TODO: Count migrated users.
+				// TODO: Remove an inactive user from Drupal, MediaWiki, phpBB, JIRA databases as well.
+			}
+		}
+	}
+	catch (Exception $e)
+	{
+		die($e->getFile() . ':' . $e->getLine() . ' - ' . $e->getMessage());
+	}