public static function getVersionList()
    {
        $app = Application::getFacadeApplication();
        $config = $app->make('config');
        $createHightDPIVersions = (bool) $config->get('concrete.file_manager.images.create_high_dpi_thumbnails');

        $types = static::getList();
        $versions = [];

        foreach ($types as $type) {
            $versions[] = $type->getBaseVersion();
            if ($createHightDPIVersions) {
                $versions[] = $type->getDoubledVersion();
            }
        }

        return $versions;
    }