diff --git a/src/AKSRT/Widgets/RecentCommentsWidget.php b/src/AKSRT/Widgets/RecentCommentsWidget.php
index 5820e1aa..bfaa45d7 100644
--- a/src/AKSRT/Widgets/RecentCommentsWidget.php
+++ b/src/AKSRT/Widgets/RecentCommentsWidget.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Recent comments mini list (zibll widget_ui_new_comment lite).
+ * Recent comments mini list (zibll widget_ui_new_comment + remote HTML).
  *
  * @package AKSRT
  */
@@ -17,18 +17,11 @@ class RecentCommentsWidget extends \WP_Widget {
 		]);
 	}
 
-	public function widget($args, $instance): void {
-		echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
-		$title = apply_filters('widget_title', (string) ($instance['title'] ?? __('最新评论', 'aksrt')), $instance, $this->id_base);
+	public static function render_html(array $instance): string {
 		$count = max(1, min(20, (int) ($instance['count'] ?? $instance['limit'] ?? 5)));
 		$show_avatar = !isset($instance['show_avatar']) || !empty($instance['show_avatar']);
 		$outpost = max(0, (int) ($instance['outpost'] ?? 0));
 		$outer = sanitize_text_field((string) ($instance['outer'] ?? ''));
-
-		if ($title !== '') {
-			echo $args['before_title'] . esc_html($title) . $args['after_title']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
-		}
-
 		$query = [
 			'number'      => $count,
 			'status'      => 'approve',
@@ -37,10 +30,6 @@ class RecentCommentsWidget extends \WP_Widget {
 		if ($outpost > 0) {
 			$query['post__not_in'] = [$outpost];
 		}
-		if ($outer !== '') {
-			// Exclude comments containing outer keywords (comma separated).
-			// Implemented post-filter below.
-		}
 		$comments = get_comments($query);
 		if ($outer !== '' && $comments) {
 			$keys = array_filter(array_map('trim', preg_split('/[,，]/', $outer) ?: []));
@@ -56,32 +45,40 @@ class RecentCommentsWidget extends \WP_Widget {
 				}));
 			}
 		}
-
-		if ($comments) {
-			echo '<div class="widget-recent-comments comment-mini-lists">';
-			foreach ($comments as $comment) {
-				$post = get_post($comment->comment_post_ID);
-				if (!$post) {
-					continue;
-				}
-				echo '<div class="widget-recent-comments__item">';
-				if ($show_avatar) {
-					echo '<div class="widget-recent-comments__avatar">' . get_avatar($comment, 32) . '</div>'; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
-				}
-				echo '<div class="widget-recent-comments__body">';
-				echo '<div class="widget-recent-comments__meta">';
-				echo '<strong class="widget-recent-comments__author">' . esc_html($comment->comment_author) . '</strong>';
-				echo '<span class="widget-recent-comments__time">' . esc_html(human_time_diff(strtotime($comment->comment_date), current_time('timestamp'))) . '</span>';
-				echo '</div>';
-				echo '<p class="widget-recent-comments__text"><a href="' . esc_url(get_comment_link($comment)) . '">' . esc_html(wp_trim_words($comment->comment_content, 15, '...')) . '</a></p>';
-				echo '<div class="widget-recent-comments__post muted-2-color em09"><a href="' . esc_url(get_permalink($post)) . '">' . esc_html(get_the_title($post)) . '</a></div>';
-				echo '</div></div>';
-			}
-			echo '</div>';
-		} else {
-			echo '<p class="widget-empty">' . esc_html__('暂无评论', 'aksrt') . '</p>';
+		if (!$comments) {
+			return '<p class="widget-empty ajax-item">' . esc_html__('暂无评论', 'aksrt') . '</p>';
 		}
+		ob_start();
+		echo '<div class="widget-recent-comments comment-mini-lists ajax-item">';
+		foreach ($comments as $comment) {
+			$post = get_post($comment->comment_post_ID);
+			if (!$post) {
+				continue;
+			}
+			echo '<div class="widget-recent-comments__item">';
+			if ($show_avatar) {
+				echo '<div class="widget-recent-comments__avatar">' . get_avatar($comment, 32) . '</div>'; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
+			}
+			echo '<div class="widget-recent-comments__body">';
+			echo '<div class="widget-recent-comments__meta">';
+			echo '<strong class="widget-recent-comments__author">' . esc_html($comment->comment_author) . '</strong>';
+			echo '<span class="widget-recent-comments__time">' . esc_html(human_time_diff(strtotime($comment->comment_date), current_time('timestamp'))) . '</span>';
+			echo '</div>';
+			echo '<p class="widget-recent-comments__text"><a href="' . esc_url(get_comment_link($comment)) . '">' . esc_html(wp_trim_words($comment->comment_content, 15, '...')) . '</a></p>';
+			echo '<div class="widget-recent-comments__post muted-2-color em09"><a href="' . esc_url(get_permalink($post)) . '">' . esc_html(get_the_title($post)) . '</a></div>';
+			echo '</div></div>';
+		}
+		echo '</div>';
+		return (string) ob_get_clean();
+	}
 
+	public function widget($args, $instance): void {
+		echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
+		$title = apply_filters('widget_title', (string) ($instance['title'] ?? __('最新评论', 'aksrt')), $instance, $this->id_base);
+		if ($title !== '') {
+			echo $args['before_title'] . esc_html($title) . $args['after_title']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
+		}
+		echo self::render_html($instance); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
 		echo $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
 	}
 
@@ -97,6 +94,9 @@ class RecentCommentsWidget extends \WP_Widget {
 				<input class="tiny-text" type="number" min="1" max="20" name="<?php echo esc_attr($this->get_field_name('count')); ?>" value="<?php echo esc_attr((string) ((int) ($instance['count'] ?? 5))); ?>">
 			</label>
 		</p>
+		<p>
+			<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('show_avatar')); ?>" value="1" <?php checked(!isset($instance['show_avatar']) || !empty($instance['show_avatar'])); ?>> <?php esc_html_e('显示头像', 'aksrt'); ?></label>
+		</p>
 		<p>
 			<label><?php esc_html_e('排除文章 ID', 'aksrt'); ?>
 				<input class="tiny-text" type="number" min="0" name="<?php echo esc_attr($this->get_field_name('outpost')); ?>" value="<?php echo esc_attr((string) ((int) ($instance['outpost'] ?? 0))); ?>">
@@ -107,9 +107,6 @@ class RecentCommentsWidget extends \WP_Widget {
 				<input class="widefat" type="text" name="<?php echo esc_attr($this->get_field_name('outer')); ?>" value="<?php echo esc_attr((string) ($instance['outer'] ?? '')); ?>">
 			</label>
 		</p>
-		<p>
-			<label><input type="checkbox" name="<?php echo esc_attr($this->get_field_name('show_avatar')); ?>" value="1" <?php checked(!isset($instance['show_avatar']) || !empty($instance['show_avatar'])); ?>> <?php esc_html_e('显示头像', 'aksrt'); ?></label>
-		</p>
 		<?php
 	}
 
@@ -117,9 +114,9 @@ class RecentCommentsWidget extends \WP_Widget {
 		return [
 			'title'       => sanitize_text_field((string) ($new_instance['title'] ?? '')),
 			'count'       => max(1, min(20, (int) ($new_instance['count'] ?? 5))),
+			'show_avatar' => !empty($new_instance['show_avatar']) ? 1 : 0,
 			'outpost'     => max(0, (int) ($new_instance['outpost'] ?? 0)),
 			'outer'       => sanitize_text_field((string) ($new_instance['outer'] ?? '')),
-			'show_avatar' => !empty($new_instance['show_avatar']) ? 1 : 0,
 		];
 	}
 }
diff --git a/src/AKSRT/Widgets/WidgetOnelinePosts.php b/src/AKSRT/Widgets/WidgetOnelinePosts.php
index 98a445df..5051c58e 100644
--- a/src/AKSRT/Widgets/WidgetOnelinePosts.php
+++ b/src/AKSRT/Widgets/WidgetOnelinePosts.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Horizontal one-line posts scroller (zibll widget_ui_oneline_posts lite).
+ * Horizontal one-line posts scroller (zibll oneline + remote HTML).
  *
  * @package AKSRT
  */
@@ -22,16 +22,11 @@ class WidgetOnelinePosts extends \WP_Widget {
 		);
 	}
 
-	public function widget($args, $instance): void {
+	public static function build_query_args(array $instance): array {
 		$count = max(1, min(20, (int) ($instance['count'] ?? 8)));
-		$style = sanitize_key((string) ($instance['style'] ?? 'card'));
-		if (!in_array($style, ['card', 'mini', 'list'], true)) {
-			$style = 'card';
-		}
 		$orderby = sanitize_key((string) ($instance['orderby'] ?? 'date'));
 		$cat = (int) ($instance['cat'] ?? 0);
 		$limit_day = max(0, (int) ($instance['limit_day'] ?? 0));
-
 		$query = [
 			'post_type'           => 'post',
 			'post_status'         => 'publish',
@@ -62,20 +57,23 @@ class WidgetOnelinePosts extends \WP_Widget {
 				$query['orderby'] = 'date';
 				$query['order'] = 'DESC';
 		}
+		return $query;
+	}
 
-		$q = new \WP_Query($query);
+	public static function render_html(array $instance): string {
+		$style = sanitize_key((string) ($instance['style'] ?? 'card'));
+		if (!in_array($style, ['card', 'mini', 'list'], true)) {
+			$style = 'card';
+		}
+		$q = new \WP_Query(self::build_query_args($instance));
 		if (!$q->have_posts()) {
 			wp_reset_postdata();
-			return;
+			return function_exists('aksrt_get_ajax_null')
+				? aksrt_get_ajax_null(__('暂无文章', 'aksrt'))
+				: '<p class="widget-empty ajax-item">' . esc_html__('暂无文章', 'aksrt') . '</p>';
 		}
-
-		echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
-		$title = apply_filters('widget_title', (string) ($instance['title'] ?? ''), $instance, $this->id_base);
-		if ($title !== '') {
-			echo $args['before_title'] . esc_html($title) . $args['after_title']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
-		}
-
-		echo '<div class="aksrt-oneline style-' . esc_attr($style) . '"><div class="aksrt-oneline__track">';
+		ob_start();
+		echo '<div class="aksrt-oneline style-' . esc_attr($style) . ' ajax-item"><div class="aksrt-oneline__track">';
 		while ($q->have_posts()) {
 			$q->the_post();
 			$thumb = get_the_post_thumbnail_url(get_the_ID(), $style === 'card' ? 'medium' : 'thumbnail');
@@ -94,7 +92,20 @@ class WidgetOnelinePosts extends \WP_Widget {
 		}
 		echo '</div></div>';
 		wp_reset_postdata();
+		return (string) ob_get_clean();
+	}
 
+	public function widget($args, $instance): void {
+		$html = self::render_html($instance);
+		if ($html === '') {
+			return;
+		}
+		echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
+		$title = apply_filters('widget_title', (string) ($instance['title'] ?? ''), $instance, $this->id_base);
+		if ($title !== '') {
+			echo $args['before_title'] . esc_html($title) . $args['after_title']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
+		}
+		echo $html; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
 		echo $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
 	}
 
diff --git a/src/AKSRT/Widgets/WidgetUserLists.php b/src/AKSRT/Widgets/WidgetUserLists.php
index 52012158..8da26633 100644
--- a/src/AKSRT/Widgets/WidgetUserLists.php
+++ b/src/AKSRT/Widgets/WidgetUserLists.php
@@ -1,6 +1,6 @@
 <?php
 /**
- * Registered user list (zibll widget_ui_user_lists).
+ * Registered user list (zibll widget_ui_user_lists + remote HTML).
  *
  * @package AKSRT
  */
@@ -22,20 +22,34 @@ class WidgetUserLists extends \WP_Widget {
 		);
 	}
 
-	public function widget($args, $instance): void {
+	/** @return array<int,int> */
+	public static function parse_ids_static(string $raw): array {
+		if ($raw === '') {
+			return [];
+		}
+		$ids = [];
+		foreach (preg_split('/[\s,]+/', $raw) ?: [] as $p) {
+			$id = (int) $p;
+			if ($id > 0) {
+				$ids[] = $id;
+			}
+		}
+		return array_values(array_unique($ids));
+	}
+
+	public static function render_html(array $instance): string {
 		$number  = max(1, min(50, (int) ($instance['number'] ?? 8)));
 		$orderby = sanitize_key((string) ($instance['orderby'] ?? 'user_registered'));
 		$order   = strtoupper((string) ($instance['order'] ?? 'DESC')) === 'ASC' ? 'ASC' : 'DESC';
-		$include = $this->parse_ids((string) ($instance['include'] ?? ''));
-		$exclude = $this->parse_ids((string) ($instance['exclude'] ?? ''));
+		$include = self::parse_ids_static((string) ($instance['include'] ?? ''));
+		$exclude = self::parse_ids_static((string) ($instance['exclude'] ?? ''));
 		$hide_box = !empty($instance['hide_box']);
 
 		$query = [
-			'number'  => $number,
-			'order'   => $order,
-			'fields'  => ['ID', 'display_name', 'user_nicename'],
+			'number' => $number,
+			'order'  => $order,
+			'fields' => ['ID', 'display_name', 'user_nicename'],
 		];
-
 		if ($include) {
 			$query['include'] = $include;
 			$query['orderby'] = 'include';
@@ -52,7 +66,6 @@ class WidgetUserLists extends \WP_Widget {
 					$query['orderby']  = 'meta_value';
 					break;
 				case 'followed-user-count':
-					// Fallback: registered date; fan ranking needs denormalized meta when available.
 					$query['meta_key'] = 'aksrt_follower_count';
 					$query['orderby']  = 'meta_value_num';
 					break;
@@ -66,11 +79,12 @@ class WidgetUserLists extends \WP_Widget {
 
 		$users = get_users($query);
 		if (!$users) {
-			return;
+			return function_exists('aksrt_get_ajax_null')
+				? aksrt_get_ajax_null(__('暂无用户', 'aksrt'))
+				: '<p class="widget-empty ajax-item">' . esc_html__('暂无用户', 'aksrt') . '</p>';
 		}
 
-		// If follower meta empty for all, re-query by registered when fan order requested.
-		if ($orderby === 'followed-user-count' && !$include) {
+		if ($orderby === 'followed-user-count' && !$include && class_exists('\AKSRT\User\Follow')) {
 			$has_meta = false;
 			foreach ($users as $u) {
 				if ((int) get_user_meta($u->ID, 'aksrt_follower_count', true) > 0) {
@@ -78,8 +92,7 @@ class WidgetUserLists extends \WP_Widget {
 					break;
 				}
 			}
-			if (!$has_meta && class_exists('\AKSRT\User\Follow')) {
-				// Rank by live follower counts (small N only).
+			if (!$has_meta) {
 				usort($users, static function ($a, $b) {
 					$fa = \AKSRT\User\Follow::get_instance()->get_follower_count((int) $a->ID);
 					$fb = \AKSRT\User\Follow::get_instance()->get_follower_count((int) $b->ID);
@@ -88,13 +101,8 @@ class WidgetUserLists extends \WP_Widget {
 			}
 		}
 
-		echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
-		$title = apply_filters('widget_title', (string) ($instance['title'] ?? ''), $instance, $this->id_base);
-		if ($title !== '') {
-			echo $args['before_title'] . esc_html($title) . $args['after_title']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
-		}
-
-		$wrap = $hide_box ? 'aksrt-user-lists is-bare' : 'aksrt-user-lists';
+		ob_start();
+		$wrap = $hide_box ? 'aksrt-user-lists is-bare ajax-item' : 'aksrt-user-lists ajax-item';
 		echo '<div class="' . esc_attr($wrap) . '">';
 		foreach ($users as $user) {
 			$uid = (int) $user->ID;
@@ -111,26 +119,22 @@ class WidgetUserLists extends \WP_Widget {
 			echo '</a>';
 		}
 		echo '</div>';
+		return (string) ob_get_clean();
+	}
 
+	public function widget($args, $instance): void {
+		$html = self::render_html($instance);
+		echo $args['before_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
+		$title = apply_filters('widget_title', (string) ($instance['title'] ?? ''), $instance, $this->id_base);
+		if ($title !== '') {
+			echo $args['before_title'] . esc_html($title) . $args['after_title']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
+		}
+		echo $html; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
 		echo $args['after_widget']; // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
 	}
 
-	/**
-	 * @return array<int, int>
-	 */
 	private function parse_ids(string $raw): array {
-		if ($raw === '') {
-			return [];
-		}
-		$parts = preg_split('/[\s,]+/', $raw) ?: [];
-		$ids = [];
-		foreach ($parts as $p) {
-			$id = (int) $p;
-			if ($id > 0) {
-				$ids[] = $id;
-			}
-		}
-		return array_values(array_unique($ids));
+		return self::parse_ids_static($raw);
 	}
 
 	public function form($instance): void {
@@ -187,13 +191,13 @@ class WidgetUserLists extends \WP_Widget {
 			$orderby = 'user_registered';
 		}
 		return [
-			'title'   => sanitize_text_field((string) ($new_instance['title'] ?? '')),
-			'number'  => max(1, min(50, (int) ($new_instance['number'] ?? 8))),
-			'include' => sanitize_text_field((string) ($new_instance['include'] ?? '')),
-			'exclude' => sanitize_text_field((string) ($new_instance['exclude'] ?? '')),
-			'orderby' => $orderby,
-			'order'   => strtoupper((string) ($new_instance['order'] ?? 'DESC')) === 'ASC' ? 'ASC' : 'DESC',
-			'hide_box'=> !empty($new_instance['hide_box']) ? 1 : 0,
+			'title'    => sanitize_text_field((string) ($new_instance['title'] ?? '')),
+			'number'   => max(1, min(50, (int) ($new_instance['number'] ?? 8))),
+			'include'  => sanitize_text_field((string) ($new_instance['include'] ?? '')),
+			'exclude'  => sanitize_text_field((string) ($new_instance['exclude'] ?? '')),
+			'orderby'  => $orderby,
+			'order'    => strtoupper((string) ($new_instance['order'] ?? 'DESC')) === 'ASC' ? 'ASC' : 'DESC',
+			'hide_box' => !empty($new_instance['hide_box']) ? 1 : 0,
 		];
 	}
 }