diff --git a/.gitignore b/.gitignore
index a350838..b98d922 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,6 +9,7 @@
 /config/github.ini
 /.debug
 /.migrating
+/lib/index-dev
 
 # Storage
 /store
diff --git a/lib/index b/lib/index
index ac2255d..d166428 160000
--- a/lib/index
+++ b/lib/index
@@ -1 +1 @@
-Subproject commit ac2255d24d7dd39ac91fa50d3a7aa71ce0a92188
+Subproject commit d16642872948d348f1bed805e1ce96175917aaa0
diff --git a/misuzu.php b/misuzu.php
index 1ff1ff0..c9c75ad 100644
--- a/misuzu.php
+++ b/misuzu.php
@@ -4,6 +4,8 @@ namespace Misuzu;
 use PDO;
 use Index\Autoloader;
 use Index\Environment;
+use Index\Data\ConnectionFailedException;
+use Index\Data\DbTools;
 use Misuzu\Net\GeoIP;
 use Misuzu\Net\IPAddress;
 use Misuzu\Users\User;
@@ -15,14 +17,16 @@ define('MSZ_STARTUP', microtime(true));
 define('MSZ_ROOT', __DIR__);
 define('MSZ_CLI', PHP_SAPI === 'cli');
 define('MSZ_DEBUG', is_file(MSZ_ROOT . '/.debug'));
-define('MSZ_PHP_MIN_VER', '7.4.0');
 define('MSZ_PUBLIC', MSZ_ROOT . '/public');
 define('MSZ_SOURCE', MSZ_ROOT . '/src');
 define('MSZ_LIBRARIES', MSZ_ROOT . '/lib');
 define('MSZ_CONFIG', MSZ_ROOT . '/config');
 define('MSZ_TEMPLATES', MSZ_ROOT . '/templates');
 
-require_once MSZ_LIBRARIES . '/index/index.php';
+define('MSZ_NDX_PATH', MSZ_LIBRARIES . '/index');
+define('MSZ_NDX_PATH_DEV', MSZ_LIBRARIES . '/index-dev');
+
+require_once (MSZ_DEBUG && is_dir(MSZ_NDX_PATH_DEV) ? MSZ_NDX_PATH_DEV : MSZ_NDX_PATH) . '/index.php';
 
 Autoloader::addNamespace(__NAMESPACE__, MSZ_SOURCE);
 Environment::setDebug(MSZ_DEBUG);
@@ -74,9 +78,14 @@ if(empty($dbConfig)) {
     exit;
 }
 
-$dbConfig = $dbConfig['Database'] ?? $dbConfig['Database.mysql-main'] ?? [];
+define('MSZ_DB_INIT', 'SET SESSION time_zone = \'+00:00\', sql_mode = \'STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION\';');
 
+$db = DbTools::create($dbConfig['dsn']);
+$db->execute(MSZ_DB_INIT);
+
+$dbConfig = $dbConfig['Database'] ?? $dbConfig['Database.mysql-main'] ?? [];
 DB::init(DB::buildDSN($dbConfig), $dbConfig['username'] ?? '', $dbConfig['password'] ?? '', DB::ATTRS);
+DB::exec(MSZ_DB_INIT);
 
 Config::init();
 Mailer::init(Config::get('mail.method', Config::TYPE_STR), [
@@ -104,7 +113,7 @@ if(MSZ_CLI) { // Temporary backwards compatibility measure, remove this later
     return;
 }
 
-$ctx = new MszContext(DB::getInstance());
+$ctx = new MszContext($db);
 
 // Everything below here should eventually be moved to index.php, probably only initialised when required.
 // Serving things like the css/js doesn't need to initialise sessions.
@@ -133,7 +142,7 @@ if(!MSZ_DEBUG) {
         mkdir($twigCache, 0775, true);
 }
 
-Template::init($twigCache ?? null, MSZ_DEBUG);
+Template::init($ctx, $twigCache ?? null, MSZ_DEBUG);
 
 Template::set('globals', [
     'site_name' => Config::get('site.name', Config::TYPE_STR, 'Misuzu'),
diff --git a/public/manage/general/setting.php b/public/manage/general/setting.php
index 0735092..1ba28af 100644
--- a/public/manage/general/setting.php
+++ b/public/manage/general/setting.php
@@ -74,7 +74,7 @@ if($_SERVER['REQUEST_METHOD'] === 'POST') {
                 if(str_starts_with($fv, 's:')) {
                     $fv = substr($fv, 2);
                 } elseif(str_starts_with($fv, 'i:')) {
-                    $fv = intval(substr($fv, 2));
+                    $fv = (int)substr($fv, 2);
                 } elseif(str_starts_with($fv, 'b:')) {
                     $fv = strtolower(substr($fv, 2));
                     $fv = $fv !== 'false' && $fv !== '0' && $fv !== '';
@@ -88,7 +88,7 @@ if($_SERVER['REQUEST_METHOD'] === 'POST') {
     } else {
         $sValue = (string)filter_input(INPUT_POST, 'conf_value');
         if($sType === 'integer')
-            $sValue = intval($sValue);
+            $sValue = (int)$sValue;
     }
 
     $sVar['value'] = $sValue;
diff --git a/public/settings/sessions.php b/public/settings/sessions.php
index 2e1064a..cdbd32d 100644
--- a/public/settings/sessions.php
+++ b/public/settings/sessions.php
@@ -24,7 +24,7 @@ if(!empty($_POST['session']) && CSRF::validateRequest()) {
 
     if(is_array($_POST['session'])) {
         foreach($_POST['session'] as $sessionId) {
-            $sessionId = intval($sessionId);
+            $sessionId = (int)$sessionId;
 
             try {
                 $sessionInfo = UserSession::byId($sessionId);
diff --git a/src/DB.php b/src/DB.php
index 4f67130..7fa9625 100644
--- a/src/DB.php
+++ b/src/DB.php
@@ -23,8 +23,6 @@ final class DB {
         PDO::ATTR_ORACLE_NULLS => PDO::NULL_NATURAL,
         PDO::ATTR_STRINGIFY_FETCHES => false,
         PDO::ATTR_EMULATE_PREPARES => false,
-        PDO::MYSQL_ATTR_INIT_COMMAND => 'SET SESSION time_zone = \'+00:00\''
-            . ', sql_mode = \'STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_ENGINE_SUBSTITUTION\'',
     ];
 
     public static function init(...$args) {
diff --git a/src/Http/Handlers/AssetsHandler.php b/src/Http/Handlers/AssetsHandler.php
index 8a4da49..1ecc07c 100644
--- a/src/Http/Handlers/AssetsHandler.php
+++ b/src/Http/Handlers/AssetsHandler.php
@@ -102,7 +102,7 @@ final class AssetsHandler extends Handler {
     }
 
     public function serveAvatar($response, $request, string $fileName) {
-        $userId = intval(pathinfo($fileName, PATHINFO_FILENAME));
+        $userId = (int)pathinfo($fileName, PATHINFO_FILENAME);
         $type = pathinfo($fileName, PATHINFO_EXTENSION);
 
         if($type !== '' && $type !== 'png')
@@ -124,7 +124,7 @@ final class AssetsHandler extends Handler {
     }
 
     public function serveProfileBackground($response, $request, string $fileName) {
-        $userId = intval(pathinfo($fileName, PATHINFO_FILENAME));
+        $userId = (int)pathinfo($fileName, PATHINFO_FILENAME);
         $type = pathinfo($fileName, PATHINFO_EXTENSION);
 
         if($type !== '' && $type !== 'png')
diff --git a/src/Http/Handlers/ChangelogHandler.php b/src/Http/Handlers/ChangelogHandler.php
index f423b18..729e3b7 100644
--- a/src/Http/Handlers/ChangelogHandler.php
+++ b/src/Http/Handlers/ChangelogHandler.php
@@ -25,7 +25,7 @@ class ChangelogHandler extends Handler {
         if($filterDate !== null)
             try {
                 $dateParts = explode('-', $filterDate, 3);
-                $filterDate = gmmktime(12, 0, 0, intval($dateParts[1]), intval($dateParts[2]), intval($dateParts[0]));
+                $filterDate = gmmktime(12, 0, 0, (int)$dateParts[1], (int)$dateParts[2], (int)$dateParts[0]);
             } catch(ErrorException $ex) {
                 return 404;
             }
diff --git a/src/Http/Handlers/NewsHandler.php b/src/Http/Handlers/NewsHandler.php
index 2739ac4..f461287 100644
--- a/src/Http/Handlers/NewsHandler.php
+++ b/src/Http/Handlers/NewsHandler.php
@@ -32,7 +32,7 @@ final class NewsHandler extends Handler {
     }
 
     public function viewCategory($response, $request, string $fileName) {
-        $categoryId = intval(pathinfo($fileName, PATHINFO_FILENAME));
+        $categoryId = (int)pathinfo($fileName, PATHINFO_FILENAME);
         $type = pathinfo($fileName, PATHINFO_EXTENSION);
 
         try {
diff --git a/src/Imaging/Image.php b/src/Imaging/Image.php
index 850ff96..6526645 100644
--- a/src/Imaging/Image.php
+++ b/src/Imaging/Image.php
@@ -40,8 +40,8 @@ abstract class Image {
             $targetHeight = $originalHeight * $dimensions / $originalWidth;
         }
 
-        $targetWidth = intval($targetWidth);
-        $targetHeight = intval($targetHeight);
+        $targetWidth = (int)$targetWidth;
+        $targetHeight = (int)$targetHeight;
 
         do {
             $this->resize($targetWidth, $targetHeight);
diff --git a/src/MszContext.php b/src/MszContext.php
index ff301ea..d617419 100644
--- a/src/MszContext.php
+++ b/src/MszContext.php
@@ -2,9 +2,9 @@
 namespace Misuzu;
 
 use Misuzu\Template;
-use Misuzu\Database\Database;
 use Misuzu\SharpChat\SharpChatRoutes;
 use Misuzu\Users\Users;
+use Index\Data\IDbConnection;
 use Index\Http\HttpFx;
 use Index\Http\HttpRequest;
 use Index\Routing\Router;
@@ -13,13 +13,18 @@ use Index\Routing\Router;
 // no more magical static classes that are just kind of assumed to exist
 // it currently looks Pretty Messy, but most everything else will be holding instances of other classes
 class MszContext {
-    private Database $database;
-    //private Users $users;
+    private IDbConnection $dbConn;
+    private Users $users;
     private HttpFx $router;
 
-    public function __construct(Database $database) {
-        $this->database = $database;
-        //$this->users = new Users($this->database);
+    public function __construct(IDbConnection $dbConn) {
+        $this->dbConn = $dbConn;
+        $this->users = new Users($this->dbConn);
+    }
+
+    public function getDbQueryCount(): int {
+        $result = $this->dbConn->query('SHOW SESSION STATUS LIKE "Questions"');
+        return $result->next() ? $result->getInteger(0) : 0;
     }
 
     public function getRouter(): Router {
diff --git a/src/Pagination.php b/src/Pagination.php
index 7f77a15..e499be6 100644
--- a/src/Pagination.php
+++ b/src/Pagination.php
@@ -70,7 +70,7 @@ final class Pagination {
         $source ??= $_GET;
 
         if(isset($source[$name]) && is_string($source[$name]) && ctype_digit($source[$name]))
-            return intval($source[$name]);
+            return (int)$source[$name];
 
         return $default;
     }
diff --git a/src/Template.php b/src/Template.php
index 01a6a59..9f0d54a 100644
--- a/src/Template.php
+++ b/src/Template.php
@@ -5,6 +5,7 @@ use InvalidArgumentException;
 use Twig\Environment as TwigEnvironment;
 use Twig_Extensions_Extension_Date;
 use Twig\Loader\FilesystemLoader as TwigLoaderFilesystem;
+use Misuzu\MszContext;
 
 final class Template {
     private const FILE_EXT = '.twig';
@@ -13,7 +14,7 @@ final class Template {
     private static $env;
     private static $vars = [];
 
-    public static function init(?string $cache = null, bool $debug = false): void {
+    public static function init(MszContext $ctx, ?string $cache = null, bool $debug = false): void {
         self::$loader = new TwigLoaderFilesystem;
         self::$env = new TwigEnvironment(self::$loader, [
             'cache' => $cache ?? false,
@@ -21,8 +22,7 @@ final class Template {
             'auto_reload' => $debug,
             'debug' => $debug,
         ]);
-        //self::$env->addExtension(new Twig_Extensions_Extension_Date);
-        self::$env->addExtension(new TwigMisuzu);
+        self::$env->addExtension(new TwigMisuzu($ctx));
     }
 
     public static function addPath(string $path): void {
diff --git a/src/TwigMisuzu.php b/src/TwigMisuzu.php
index 0460423..61b3267 100644
--- a/src/TwigMisuzu.php
+++ b/src/TwigMisuzu.php
@@ -6,9 +6,16 @@ use Twig\TwigFilter;
 use Twig\TwigFunction;
 use Twig\Environment as TwigEnvironment;
 use Misuzu\Parsers\Parser;
+use Misuzu\MszContext;
 use Index\Environment;
 
 final class TwigMisuzu extends AbstractExtension {
+    private MszContext $ctx;
+
+    public function __construct(MszContext $ctx) {
+        $this->ctx = $ctx;
+    }
+
     public function getFilters() {
         return [
             new TwigFilter('html_colour', 'html_colour'),
@@ -34,7 +41,7 @@ final class TwigMisuzu extends AbstractExtension {
             new TwigFunction('git_tag', fn() => GitInfo::tag()),
             new TwigFunction('git_branch', fn() => GitInfo::branch()),
             new TwigFunction('startup_time', fn(float $time = MSZ_STARTUP) => microtime(true) - $time),
-            new TwigFunction('sql_query_count', fn() => DB::queries()),
+            new TwigFunction('sql_query_count', fn() => DB::queries() + $this->ctx->getDbQueryCount()),
             new TwigFunction('ndx_version', fn() => Environment::getIndexVersion()),
         ];
     }
diff --git a/src/Users/User.php b/src/Users/User.php
index 2fb7889..13db1cb 100644
--- a/src/Users/User.php
+++ b/src/Users/User.php
@@ -323,12 +323,12 @@ class User implements HasRankInterface, JsonSerializable {
         return $this;
     }
     public function hasAge(): bool {
-        return $this->hasBirthdate() && intval($this->getBirthdate()->format('Y')) > 1900;
+        return $this->hasBirthdate() && (int)$this->getBirthdate()->format('Y') > 1900;
     }
     public function getAge(): int {
         if(!$this->hasAge())
             return -1;
-        return intval($this->getBirthdate()->diff(new DateTime('now', new DateTimeZone('UTC')))->format('%y'));
+        return (int)$this->getBirthdate()->diff(new DateTime('now', new DateTimeZone('UTC')))->format('%y');
     }
 
     public function profileFields(bool $filterEmpty = true): array {
diff --git a/src/Users/UserInfo.php b/src/Users/UserInfo.php
new file mode 100644
index 0000000..e5bc47e
--- /dev/null
+++ b/src/Users/UserInfo.php
@@ -0,0 +1,38 @@
+<?php
+namespace Misuzu\Users;
+
+use Index\DateTime;
+
+abstract class UserInfo {
+    abstract public function getId(): string;
+    abstract public function getName(): string;
+    abstract public function getCountryCode(): string;
+
+    abstract public function isGuest(): bool;
+    abstract public function isSystem(): bool;
+    abstract public function isSuper(): bool;
+
+    abstract public function getDisplayRoleId(): string;
+
+    // need Index colour type
+    //abstract public function getColour(): ?int;
+
+    abstract public function getCreatedDate(): DateTime;
+    abstract public function getLastActiveDate(): DateTime;
+    abstract public function getDeletedDate(): DateTime;
+
+    public function hasColour(): bool {
+        return $this->getColour() !== null;
+    }
+
+    private static DateTime $epoch;
+    public function isDeleted(): bool {
+        return self::$epoch->diff($this->getDeletedDate())->totalSeconds() > 0;
+    }
+
+    public static function init(): void {
+        self::$epoch = DateTime::fromUnixTimeSeconds(0);
+    }
+}
+
+UserInfo::init();
diff --git a/src/Users/Users.php b/src/Users/Users.php
index 7a1099e..4832403 100644
--- a/src/Users/Users.php
+++ b/src/Users/Users.php
@@ -2,15 +2,15 @@
 namespace Misuzu\Users;
 
 use DateTimeImmutable;
-use Misuzu\Database\Database;
+use Index\Data\IDbConnection;
 
 final class Users {
-    private Database $db;
+    private IDbConnection $dbConn;
 
     private array $cached = [];
 
-    public function __construct(Database $db) {
-        $this->db = $db;
+    public function __construct(IDbConnection $dbConn) {
+        $this->dbConn = $dbConn;
     }
 
     public function getById(string $userId): User {
diff --git a/src/perms.php b/src/perms.php
index 875a2c6..e36e5fb 100644
--- a/src/perms.php
+++ b/src/perms.php
@@ -19,7 +19,7 @@ define('MSZ_PERM_USER_MANAGE_ROLES',        0x00200000);
 define('MSZ_PERM_USER_MANAGE_PERMS',        0x00400000);
 define('MSZ_PERM_USER_MANAGE_REPORTS',      0x00800000);
 define('MSZ_PERM_USER_MANAGE_WARNINGS',     0x01000000);
-//define('MSZ_PERM_USER_MANAGE_BLACKLISTS', 0x02000000); // Replaced with MSZ_PERM_MANAGE_BLACKLIST
+//define('MSZ_PERM_USER_MANAGE_BLACKLISTS', 0x02000000); // Replaced with MSZ_PERM_GENERAL_MANAGE_BLACKLIST
 
 define('MSZ_PERMS_CHANGELOG', 'changelog');
 define('MSZ_PERM_CHANGELOG_MANAGE_CHANGES',   0x00000001);
diff --git a/utility.php b/utility.php
index b79a09e..c93acd8 100644
--- a/utility.php
+++ b/utility.php
@@ -30,7 +30,7 @@ function array_find(array $array, callable $callback) {
 }
 
 function clamp($num, int $min, int $max): int {
-    return max($min, min($max, intval($num)));
+    return max($min, min($max, (int)$num));
 }
 
 function starts_with(string $string, string $text): bool {