Stefano

This add-on plugin for bbPress will allow anonymous users to subscribe to topics and get email notifications when a new reply is posted. The notification email includes an unsubscribe link.
bbPress notifications will keep to go out to registered users, this plugin only extends the thing to anonymous posters as well!
See the project on <a href="https://github.com/TheCrowned/bbPress---Anonymous-Subscriptions" rel="nofollow ugc">GitHub</a>.
Available in English, Italian, German, Norwegian, Ebrew, Serbian.

bbPress – Anonymous Subscriptions

A simple plugin to allow anonymous bbPress users to subscribe to topics and get email notifications when a new reply is posted.

MCI Desarrollo

Sends an automatic order email to the supplier to send the corresponding products to the customer. 
The mail is sent when the order goes to the “Processing” status in Woocommerce. 
Creates a new taxonomy (Suppliers) and a new selection box for each product. 
Subject and introductory text can be customized for automated emails. 
Option to also send an email to the admin when sending an email to suppliers.
<iframe loading="lazy" class="youtube-player" width="750" height="422" src="https://www.youtube.com/embed/Vp2zs_aBgjs?version=3&rel=1&showsearch=0&showinfo=1&iv_load_policy=1&fs=1&hl=en-US&autohide=2&wmode=transparent" allowfullscreen="true" style="border:0;" sandbox="allow-scripts allow-same-origin allow-popups allow-presentation allow-popups-to-escape-sandbox"></iframe>
<a href="https://youtu.be/Vp2zs_aBgjs" rel="nofollow ugc">Open the mini-tutorial video of the plugin</a>

Supplier Order Email

Sends an automatic order emails to the suppliers to send the corresponding products to the customer.

bbPress – Anonymous Subscriptions vs Supplier Order Email