WEB LAZER

<p><strong>Any Block Carousel Slider</strong> is a Gutenberg carousel slider block plugin that instantly converts supported native WordPress blocks (Query Loop/Post Template, Group, Gallery) into a responsive carousel slider without adding a dedicated block or loading a JavaScript library. Simply enable the “Carousel” toggle in the Gutenberg editor: your content stays 100% native, your DOM stays lightweight, and your Lighthouse performance scores remain intact. This includes WooCommerce product listings rendered via the Query Loop/Post Template block, so you can showcase products without relying on the legacy Products block.</p>
<h3>Try it out</h3>
<p>Experience the plugin in seconds without installing anything! Launch our interactive demo:<br />
<a href="https://playground.wordpress.net/?blueprint-url=https://native-blocks-carousel.weblazer.fr/playground/blueprint.json" rel="nofollow ugc">Launch Playround Demo</a></p>
<p>Unlike many all-in-one carousel slider blocks that require you to add a dedicated “Carousel” block and rebuild every slide, <strong>Any Block Carousel Slider</strong> hooks straight into the Gutenberg blocks you already use. The result: a Query Loop/Post Template, Group, or Gallery block can become a carousel slider in one click, without content duplication or extra maintenance.</p>
<h4>Why Any Block Carousel Slider instead of a dedicated carousel slider block?</h4>
<ul>
<li><strong>WordPress loops without friction</strong> – Transform Query Loop and Post Template Gutenberg blocks into a “loop slider” without creating a block per slide.</li>
<li><strong>Familiar editorial experience</strong> – Content editors keep the Gutenberg interface they know (patterns, global styles, alignments, inner blocks).</li>
<li><strong>Zero JavaScript on the frontend</strong> – Native scroll, <code>scroll-snap</code>, GPU-friendly, no Swiper/Slick bundle to load.</li>
<li><strong>Full compatibility</strong> – Works with classic themes and block themes while respecting the structure of your Query Loop/Post Template, Group, and Gallery blocks.</li>
<li><strong>Accessibility + SEO</strong> – Keyboard navigation, respects <code>prefers-reduced-motion</code> preferences, clean DOM for crawling.</li>
</ul>
<h4>What you can do in 30 seconds</h4>
<ul>
<li><strong>Blog / Magazine</strong>: Display your latest posts in a Query Loop carousel with native filters and badges.</li>
<li><strong>Portfolios & testimonials</strong>: Keep your Group blocks and make them scrollable without rebuilding every slide.</li>
<li><strong>Advanced galleries</strong>: Turn the Gallery block into a responsive slider while keeping all native settings.</li>
<li><strong>Landing sections</strong>: Chain complex sections (image, title, buttons, forms) inside the same Group block and scroll them horizontally.</li>
<li><strong>WooCommerce highlights</strong>: Use a Query Loop configured for products (featured, on sale, custom taxonomy) and convert it into a CSS-only product carousel.</li>
</ul>
<h4>Quick comparison</h4>
<ul>
<li><strong>Activation</strong>: Any Block Carousel Slider – toggle an existing Gutenberg block. Classic carousel slider blocks – add a dedicated slider block and rebuild every slide.</li>
<li><strong>WordPress loop</strong>: Any Block Carousel Slider – works with Query Loop and Post Template blocks without duplication. Competitor carousels – require one block per slide or custom code.</li>
<li><strong>Frontend JavaScript</strong>: Any Block Carousel Slider – zero JavaScript, 100% CSS carousel slider. Competitor carousels – load Swiper/Slick and additional scripts.</li>
<li><strong>Performance</strong>: Any Block Carousel Slider – lightweight DOM, no external assets. Competitor carousels – multiply files, reflow, and downloads.</li>
<li><strong>Content maintenance</strong>: Any Block Carousel Slider – single Gutenberg block to update. Competitor carousels – duplicate content in dedicated slides.</li>
<li><strong>Security & upkeep</strong>: Any Block Carousel Slider – no third-party libraries to monitor. Competitor carousels – depend on external JS libraries like Swiper/Slick.</li>
</ul>
<h4>Key features</h4>
<ul>
<li><strong>100% CSS</strong> – Smooth carousel slider with <code>scroll-snap</code>, <code>::scroll-button</code>, and <code>::scroll-marker</code>. No script to bundle.</li>
<li><strong>Loop functionality</strong> – Enable infinite scrolling with seamless reset to start/end when reaching boundaries.</li>
<li><strong>Autoplay support</strong> – Automatic slide progression with configurable delay and pause on hover/interaction.</li>
<li><strong>Smart responsive</strong> – Automatically handles visible columns, spacing, and control sizes according to WordPress breakpoints (1280, 1024, 782, 600, 480, 375).</li>
<li><strong>Two width modes</strong> – Manual mode (fixed column count) and Auto mode (fixed width like 320px) with automatic detection.</li>
<li><strong>Gutenberg block spacing detection</strong> – Respects <code>gap</code> and <code>padding</code> values defined in the block editor, including presets.</li>
<li><strong>Theme colors</strong> – Buttons automatically inherit your theme’s colors and radii (via CSS variables).</li>
<li><strong>Intact semantics</strong> – Your Gutenberg block’s tags and classes remain unchanged: perfect for SEO, schemas, and E2E testing.</li>
<li><strong>WooCommerce friendly</strong> – Query Loop can target the <code>product</code> post type, so WooCommerce grids become CSS-only carousels without a dedicated Products block integration.</li>
</ul>
<h4>Native Gutenberg block workflow</h4>
<ol>
<li>Add or edit one of the supported blocks (Gallery, Group, or Query Loop/Post Template).</li>
<li>Enable the <strong>Carousel</strong> option in the Gutenberg sidebar panel (Layout or Block section depending on the block).</li>
<li>Adjust your usual settings (column count, minimum width, spacing, alignment).</li>
<li>Save: your block becomes a touch-friendly, accessible, and SEO-friendly carousel slider.</li>
</ol>
<h4>Advanced customization</h4>
<ul>
<li><strong>Loop mode</strong> – Enable infinite scrolling: when reaching the end, the carousel seamlessly resets to the beginning (and vice versa). Navigation buttons remain active at all times.</li>
<li><strong>Autoplay</strong> – Automatic slide progression with configurable delay (default: 3000ms). Autoplay pauses on hover and user interaction, and stops at the end when loop is disabled.</li>
<li><strong>Manual mode (fixed columns)</strong> – Ideal for article carousel sliders: 1 to 6 columns depending on screen sizes.</li>
<li><strong>Auto mode (fixed width)</strong> – Perfect for card-based sliders (posts, testimonials, product highlights) with pixel-perfect widths like 280px, 320px, or 360px.</li>
<li><strong>Padding and gaps</strong> – Automatic management via CSS vars <code>--carousel-padding-*</code>, <code>--wp--style--block-gap</code>.</li>
<li><strong>Themes & <code>theme.json</code></strong> – Override variables to align controls with your design system.</li>
<li><strong>Graceful degradation</strong> – If a browser doesn’t support <code>::scroll-button</code>, users keep touch and mouse scrolling.</li>
</ul>
<h4>Technical architecture</h4>
<ul>
<li><code>render_block</code> hook to inject variables based on context (block type, columns, gaps).</li>
<li>Dedicated service for translating labels and help messages.</li>
<li>Separate editor/frontend styles for a transparent Gutenberg experience.</li>
<li>Code organized by PSR-4 services (see <code>ARCHITECTURE.md</code> for details).</li>
</ul>
<h3>How to use the plugin</h3>
<ol>
<li>Install and activate <strong>Any Block Carousel Slider</strong> from the Plugins screen (Plugins <span aria-hidden="true" class="wp-exclude-emoji">→</span> Add New <span aria-hidden="true" class="wp-exclude-emoji">→</span> search <span aria-hidden="true" class="wp-exclude-emoji">→</span> Install <span aria-hidden="true" class="wp-exclude-emoji">→</span> Activate).</li>
<li>Open the block editor, insert one of the supported blocks (Query Loop/Post Template, Group, Gallery), and toggle the <strong>Carousel</strong> option in the sidebar.</li>
<li>Ensure the carousel-enabled block sits inside a parent Group (or similar container) so the wrapper can manage overflow, spacing, and arrow positioning properly.</li>
<li>Switch the block layout to <strong>Grid</strong> then adjust the column count to match your design.</li>
</ol>
<h3>Developer Notes</h3>
<h4>GitHub Repository</h4>
<p>Source code is available on GitHub: <a href="https://github.com/WEBLAZER/native-blocks-carousel" rel="nofollow ugc">https://github.com/WEBLAZER/native-blocks-carousel</a></p>
<h4>Contributions</h4>
<p>Contributions are welcome! You can:<br />
* Open a GitHub ticket to report a bug or suggest an improvement.<br />
* Propose a Pull Request.<br />
* Help with translation (<code>.po</code> files available in <code>languages/</code>).</p>
<h4>Available hooks</h4>
<p>The plugin uses the <code>render_block</code> hook to dynamically inject CSS variables based on the current block.</p>
<h4>Main CSS Variables</h4>
<p><strong>Layout & Spacing:</strong><br />
* <code>--wp--style--block-gap</code> – Spacing between elements (responsive).<br />
* <code>--carousel-min-width</code> – Minimum width for grids in Auto mode.<br />
* <code>--carousel-grid-item-width</code> – Item width in Manual mode.<br />
* <code>--carousel-padding-left</code>, <code>--carousel-padding-right</code>, <code>--carousel-padding-top</code>, <code>--carousel-padding-bottom</code> – Detected padding.</p>
<p><strong>Navigation buttons:</strong><br />
* <code>--carousel-button-bg</code>, <code>--carousel-button-color</code> – Colors auto-detected from theme.<br />
* <code>--carousel-button-size</code> – Button size (3rem <span aria-hidden="true" class="wp-exclude-emoji">→</span> 1.75rem).<br />
* <code>--carousel-button-offset</code> – Lateral offset based on container width.<br />
* <code>--carousel-shadow</code> – Shadow applied to controls.</p>
<p><strong>Markers (dots):</strong><br />
* <code>--carousel-marker-size</code> – Marker size.<br />
* <code>--carousel-marker-gap</code> – Horizontal spacing.<br />
* <code>--carousel-marker-bottom-offset</code> – Vertical position.</p>
<p><strong>Miscellaneous:</strong><br />
* <code>--carousel-z-index</code> – Display priority (default 999999).<br />
* <code>--carousel-transition-duration</code>, <code>--carousel-transition-easing</code> – Animation smoothness.</p>
<h3>Credits</h3>
<p>Developed with ❤️ by <a href="https://weblazer.github.io/" rel="nofollow ugc">Arthur Ballan (WEBLAZER)</a></p>


Any Block Carousel Slider


As a Native Blocks Carousel user, I’m impressed by how simple it is to turn carousels into Gutenberg. It’s the only plugin I know that truly converts any Gutenberg block into a carousel without compromises, while keeping every native feature intact. The interface is intuitive, the animation and navigation options are comprehensive, and the result stays fully responsive. Performance is excellent, and it adapts smoothly to any theme. Special mention for the clear documentation and translation support, which make multilingual setups a breeze. Kudos for this plugin—it delivers exactly what WordPress developers need: a native, clean, lightweight carousel solution.


Turn Any Gutenberg Block into a Carousel Effortlessly


This plugin turns WordPress native Posts/Query Loops, Galleries and Group blocks into carousels very easily– with just a checkbox! No duplication of content. So far, I found this to be the only option for seamless carousels if you want to keep things native.



An option to enable auto-slide would be a great addition. Also, if we could customize/add to the supported blocks for carousel enablement, then it could be even better.


Great Plugin for Native Block/Post Carousels

Gutenberg carousel slider block: transform any WordPress block into a responsive carousel with pure CSS. Zero JavaScript.

WeAreWP

<p>Most WordPress carousel plugins load heavy libraries (Slick, Swiper, jQuery) and fail basic accessibility checks. Screen readers can’t navigate them, keyboard users are stuck, and WCAG audits flag them every time.</p>
<p>Snap Carousel takes a different approach: <strong>CSS scroll-snap does the scrolling, proper ARIA attributes do the rest.</strong> No JavaScript library, no configuration panel, no learning curve — just a block style to apply in one click.</p>
<p>Built by <a href="https://www.wearewp.pro" rel="nofollow ugc">WeAre[WP]</a>, a WordPress agency specializing in accessible websites and RGAA audits. This plugin exists because we needed a carousel that actually passes our own audits.</p>
<h4>Supported blocks</h4>
<p>Apply any of the 4 carousel styles to:</p>
<ul>
<li><strong>Group block</strong> (<code>core/group</code>) — any child blocks become slides</li>
<li><strong>Query Loop block</strong> (<code>core/query</code>) — posts scroll as carousel slides</li>
<li><strong>Gallery block</strong> (<code>core/gallery</code>) — images scroll as carousel slides</li>
</ul>
<h4>Variants</h4>
<ul>
<li><strong>Carousel (3 items)</strong> — 3 visible items + peek</li>
<li><strong>Carousel (1 item)</strong> — full-width slideshow</li>
<li><strong>Carousel (2 items)</strong> — 2 visible items + peek</li>
<li><strong>Carousel (4 items)</strong> — 4 visible items + peek</li>
</ul>
<h4>Features</h4>
<ul>
<li>100% CSS scroll-snap — no Slick, no Swiper, no jQuery</li>
<li>Prev/next navigation buttons</li>
<li>Keyboard navigation (Arrow keys, Home, End)</li>
<li>Full ARIA attributes (role=”region”, aria-roledescription, aria-live)</li>
<li><strong>Peek effect</strong>: partial visibility of the next item, signaling scrollable content</li>
<li>Responsive (auto tablet/mobile adaptation)</li>
<li>Respects <code>prefers-reduced-motion</code></li>
<li>Works with Group, Query Loop, and Gallery blocks</li>
<li>Works with any child block (images, columns, groups, WooCommerce…)</li>
<li>Lightweight: ~2 KB CSS + ~2 KB JS, zero external dependency</li>
<li>Full RTL (right-to-left) language support</li>
<li>Fully internationalized (i18n ready, French translation included)</li>
<li>Easy to customize via CSS custom properties or overrides</li>
</ul>
<h4>Accessibility (WCAG 2.2 AA)</h4>
<ul>
<li><code>role="region"</code> + <code>aria-roledescription="carousel"</code> on the container</li>
<li><code>role="group"</code> + <code>aria-roledescription="slide"</code> on each item</li>
<li><code>aria-label="X of Y"</code> for position context</li>
<li><code>tabindex="0"</code> for keyboard focus</li>
<li><code>aria-live="polite"</code> to announce changes</li>
<li>Buttons with <code>aria-label</code> and <code>aria-controls</code></li>
<li>Touch targets 44×44px minimum</li>
<li>Visible focus indicator</li>
</ul>
<h3>Usage</h3>
<h4>With a Group block</h4>
<ol>
<li>In the editor, create a <strong>Group</strong> block</li>
<li>Set the group layout to <strong>Row</strong></li>
<li>Add child blocks (images, groups, columns…)</li>
<li>In the sidebar panel <span aria-hidden="true" class="wp-exclude-emoji">→</span> Styles <span aria-hidden="true" class="wp-exclude-emoji">→</span> choose <strong>Carousel (3 items)</strong> (or another variant)</li>
<li>Publish</li>
</ol>
<h4>With a Query Loop block</h4>
<ol>
<li>Insert a <strong>Query Loop</strong> block</li>
<li>Configure the query (post type, filters, number of items…)</li>
<li>In the sidebar panel <span aria-hidden="true" class="wp-exclude-emoji">→</span> Styles <span aria-hidden="true" class="wp-exclude-emoji">→</span> choose a Carousel variant</li>
<li>Publish — posts scroll horizontally as carousel slides</li>
</ol>
<h4>With a Gallery block</h4>
<ol>
<li>Insert a <strong>Gallery</strong> block and add images</li>
<li>In the sidebar panel <span aria-hidden="true" class="wp-exclude-emoji">→</span> Styles <span aria-hidden="true" class="wp-exclude-emoji">→</span> choose a Carousel variant</li>
<li>Publish — images scroll horizontally as carousel slides</li>
</ol>
<p>Navigation buttons and accessibility attributes are automatically injected on the front-end.</p>
<h3>Customization</h3>
<p>The carousel is designed to work out of the box, but you can easily override styles in your theme’s <code>style.css</code> or via the WordPress Customizer > Additional CSS.</p>
<h4>Disable the peek effect</h4>
<p>By default, items are slightly narrower than the visible area so the next item “peeks” in — signaling there is more content to scroll. To disable this and show full-width items:</p>
<pre><code>/* Disable peek — 3 items variant */
.is-style-snap-carousel > * {
    flex-basis: calc(33.333% - 1rem) !important;
}

/* Disable peek — 1 item variant */
.is-style-snap-carousel-single > * {
    flex-basis: 100% !important;
}

/* Disable peek — 2 items variant */
.is-style-snap-carousel-duo > * {
    flex-basis: calc(50% - 0.75rem) !important;
}

/* Disable peek — 4 items variant */
.is-style-snap-carousel-quad > * {
    flex-basis: calc(25% - 1.125rem) !important;
}
</code></pre>
<h4>Customize navigation arrows</h4>
<pre><code>/* Arrow color and background */
.snap-carousel-prev,
.snap-carousel-next {
    background: #0073aa;
    color: #ffffff;
    border-color: #0073aa;
}

/* Arrow hover state */
.snap-carousel-prev:hover,
.snap-carousel-next:hover {
    background: #005177;
    color: #ffffff;
}

/* Arrow size (default: 44px — WCAG minimum touch target) */
.snap-carousel-prev,
.snap-carousel-next {
    width: 48px;
    height: 48px;
}

/* Square arrows instead of round */
.snap-carousel-prev,
.snap-carousel-next {
    border-radius: 8px;
}
</code></pre>
<h4>Customize spacing</h4>
<pre><code>/* Gap between items */
[class*="is-style-snap-carousel"] {
    gap: 2rem;
}

/* Space above carousel (room for navigation) */
.snap-carousel-wrapper {
    padding-top: 4rem;
}
</code></pre>
<h4>Customize focus indicator</h4>
<pre><code>/* Custom focus color for keyboard navigation */
[class*="is-style-snap-carousel"]:focus-visible {
    outline-color: #ff6600;
    outline-width: 3px;
}

.snap-carousel-prev:focus-visible,
.snap-carousel-next:focus-visible {
    outline-color: #ff6600;
}
</code></pre>
<h4>Use with WordPress theme.json design tokens</h4>
<p>The carousel already uses <code>--wp--preset--color--base</code>, <code>--wp--preset--color--contrast</code> and <code>--wp--preset--color--primary</code> tokens. You can override these per-block in theme.json or via CSS:</p>
<pre><code>/* Example: dark themed carousel */
.snap-carousel-wrapper {
    --wp--preset--color--base: #1a1a2e;
    --wp--preset--color--contrast: #e0e0e0;
    --wp--preset--color--primary: #e94560;
}<h3>Technical Notes</h3>
</code></pre>
<p>– CSS overrides <code>flex-wrap: nowrap</code> on the Row container to force horizontal scrolling<br />
– Items use a slightly reduced <code>flex-basis</code> to create a peek effect (next item partially visible)<br />
– Navigation buttons are positioned <code>absolute</code> at the top right (adjust <code>top</code> value for your theme)<br />
– JS uses a 150ms debounce on scroll for button state updates and 300ms for screen reader announcements<br />
– Compatible with WooCommerce blocks (products, etc.)</p>
<h3>About</h3>
<p>Snap Carousel is built and maintained by <a href="https://www.wearewp.pro" rel="nofollow ugc">WeAre[WP]</a>, a French WordPress agency specializing in accessible websites and RGAA compliance audits. This plugin was built to solve a real problem: every carousel plugin we audited failed basic accessibility requirements. So we built one that passes our own audits.</p>
<p>Need help with your WordPress project? <a href="https://www.wearewp.pro/contact" rel="nofollow ugc">Get in touch</a>.</p>


Snap Carousel — Block Style


Just tried the plugin on my homepage, works great overall, accessible and lightweight as advertised.



Thanks for the plugin!


The real slider revolution? 😉

Accessible carousel for Group, Query Loop & Gallery blocks. WCAG 2.2 AA, CSS scroll-snap, keyboard navigation, zero dependency.

Any Block Carousel Slider vs Snap Carousel — Block Style