This is a plugin that extends Gutenberg's blocks.

Supercharge your WordPress email notifications using a WYSIWYG editor and shortcodes. Default and new notifications available. Add-ons available.

Create custom notification and alert bar for marketing promotions, alerts, increasing click throughs to other pages and so much more.

Customisable email and webhook notifications with powerful developer friendly API for custom triggers and notifications. Send alerts easily.

Disclaimer Popup is a free plugin that will help you to quickly create a disclaimer popup complete with texts and images

Add a disclaimer/terms/warnings about post/page/custom post type on top, bottom of content as well as inside post content

Display a custom notice to all users in the WordPress admin.

Make the best of product announcements, promos, discounts, alerts, etc. on your eCommerce site with this one of its kind WooCommerce extension.

On-site bell notifications. Display notifications custom or triggered (new posts/cpts, WooCommerce order updates, new comment replies, bbPress...)

Este plugin permite mostrar el aviso de Cookies para que el visitante pueda sea consciente y acepte el uso de Cookies.

Display notices/alerts on the page.

Simple alert notices for the new WordPress block editor.

Use responsives alert boxes with shortcodes.

This plugin adds an alert box notifying visitors your blog uses cookies.

This plugin sends an email to the administrator for each login.

Create alert, error, info, help, welcome, success and warning notification banners and fullscreen info bars with Aino's Notification Banner Block …

Get notified when things happen in WordPress.

Provides an easy interface for creating and displaying alerts or notices as a banner on a website

Adds an alert message to your site's front end, anywhere within the site layout

Handy plugin to create an input field if the product is out of stock. The user will be alerted with a custom email, when the product stock changed.