
Class Adder is a tool to add/remove a class from an element. You can trigger the add/remove on click, hover, scroll in/out of view, or page load. This is an add-on to Webflow Interactions.
Starting from $0 per month.
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Common Ninja has a large selection of powerful Webflow apps that are easy to use, fully customizable, mobile-friendly and rich with features — so be sure to check them out!
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Common Ninja Apps
Browse our extensive collection of compatible apps, and easily embed them on any website, blog, online store, e-commerce platform, or site builder.
Use tilted image effects to rotate visuals, add creative style, and keep visitors engaged with dynamic images on your site.

3D cards that highlight important information with depth and motion, capture attention instantly, and help visitors navigate content more effectively.
Showcase videos with a video gallery that organizes clips from multiple sources in clear visual layouts that keep visitors watching and support higher conversions.
Display Bluesky posts with a Bluesky feed carousel that auto updates, shows posts in a clear layout, and keeps visitors engaged.
Add a logo slider to your site to showcase clients and partners, strengthen brand credibility, and build trust with new visitors.
Add a PDF viewer to your site to display documents, share product information, and give visitors easy access to helpful content in one place.
Create engaging stop motion displays with a stop motion player that turns image sequences into interactive animations to boost creativity and visitor engagement.

Show Facebook posts in a live Facebook feed that keeps content fresh, boosts social proof, and helps visitors engage more with your brand.
Use a scroll progress bar that visually tracks reading on the page, improves navigation, and keeps visitors aware of their position.
Corner button that stays fixed on the screen to highlight promotions, improve navigation, and guide visitors toward important actions with clear visibility.
Create a clear restaurant menu list that helps visitors explore dishes easily, understand key details, and make confident ordering decisions that support conversions.
Add a no-code music player to your site to stream audio, share playlists, and support multiple formats with easy setup.
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The Common Ninja Search Engine platform helps website builders find the best site widgets, apps, plugins, tools, add-ons, and extensions! Compatible with all major website building platforms - big or small - and updated regularly, our Search Engine tool provides you with the business tools your site needs!
