Poodle Plugins

Stock Message For WooCommerce adds a powerful notification system to your WooCommerce store that lets customers sign up for back-in-stock alerts. When products return to stock, subscribed customers automatically receive customized email notifications.
Key features:
<ul>
<li>Customizable “Notify Me” buttons with full styling controls</li>
<li>Email verification system for subscriber validation</li>
<li>reCAPTCHA integration (v2/v3) for form security</li>
<li>Support for simple, variable and grouped products</li>
<li>Automated back-in-stock email notifications</li>
<li>Subscriber management dashboard with search and filtering</li>
<li>Customizable email templates with product variables</li>
</ul>

Stock Message For WooCommerce

Enable customers to receive email notifications when out-of-stock products become available again in your WooCommerce store.

Domino dev

Dominokit plugin is made by dominodev team to bring so much better experience of Persian WordPress & woocommerce . also helps you to have a smart online shop & automatically transfer out of stock products to the end of shop list. 
Options: 
-shamsi (jalali) date picker in woocommerce coupons 
-shamsi date picker in post publish setting in classic editor 
-shamsi (jalali) dates in page & post lists 
-automatically transfer out of stock products to the end of shop list

DominoKit

domino kit helps you have a smart shop and also shamsi wordpress & woocommerce dates and date pickers.

Stock Message For WooCommerce vs DominoKit