Aelora

<p>Adds a list of any attached files to the end of posts and pages.</p>
<p>Attached files are displayed with a link so that they can be easily downloaded, along with a 16×16 icon identifying the type of file and file size.</p>
<p>Thanks to <a href="http://www.famfamfam.com/" rel="nofollow ugc">Mark James</a> for the outstanding silk icon set, and for licensing it under the CC license.</p>


rAttach

Adds an attached files list to the end of posts and pages

Dominik

Direct Software

<p>Do you want to add attachments to orders in your store? Or maybe you sell virtual products, but only after paying for the order do you want to send the customer a file? This plugin allows you to add a file to orders in your store! An option appears in the administration menu of the order, thanks to which you can attach any file to it. The customer is informed about the attachment in an e-mail notification informing about the change of the order status or can preview the attachment in the Orders menu in the My Account tab.</p>
<h4>Features</h4>
<ul>
<li>Order Attachments for WooCommerce allows you to add an attachment to an order from the administration menu.</li>
<li>When the attachment is added, the customer will be informed about it in an email notification informing about the change of order status.</li>
<li>The customer can view the attachment in the Orders menu in the My Account tab.</li>
</ul>
<h4>Compatibility</h4>
<ul>
<li>WordPress 6.4+</li>
<li>WooCommerce 8.4+</li>
</ul>
<h4>Feedback</h4>
<p>Thank you for installing this plugin. Hope it’s perfect for your purposes. If you think the plugin is helpful, please rate us 5/5 stars and comment or suggest what else you want about this plugin. If you notice that a plugin is not working properly, please give us the reason and we will try to fix the error or fix the problem quickly.</p>


Order Attachments for WooCommerce


Plugin is working great and have good customization options.



Client is using third party software for invoicing, then send invoice documents via email after order is placed by the customer. This is great way to implement and optimize this workflow inside of WP.






Just what i needed

Add attachments to your customers' orders.

rAttach vs Order Attachments for WooCommerce