Zendesignjp

This plugin sends an email notification when a new post, page, or custom post type is published.
<ul>
<li>Targeted Notifications: Set different email recipients (BCC) for each post type.</li>
<li>Simple Interface: Manage recipients easily from the settings page, separated by Posts, Pages, and Custom Post Types.</li>
<li>Smart Sending: Notifications are only sent when BCC recipients are configured for that post type. The site administrator’s email is used as the “To” address.</li>
<li>First Publish Only: Emails are sent only on the first publication, not on subsequent updates.</li>
</ul>
This is perfect for notifying team members or stakeholders when new content goes live.

Post Publish Email Notifier

When you "post", you can easily notify the registered email address via BCC.

Arul Prasad J

This is a lightweight WordPress plugin that adds an extra confirmation dialog when clicking the Publish button in the Classic Editor, helping to prevent accidental publishing. Never publish by accident again!
This plugin adds confirmation dialogs for publishing actions in the Classic Editor. 
When working with page builders such as Elementor, WPBakery, confirmations are displayed when publishing or updating content via the WordPress editor controls rather than the builder’s own interface.
If you love this plugin, <a href="https://paypal.me/arulprasadj?locale.x=en_GB" rel="nofollow ugc">buy me a cup of coffee</a>

Publish Confirm Message

An extra confirmation dialog for the Publish button to help prevent accidental publishing.

Post Publish Email Notifier vs Publish Confirm Message