nerdywp

This plugin will let you hide out of stock products in WooCommerce but only for certain categories. WooCommerce currently lets you either hide all out of stock products or none. This expands on that and lets you choose a category to hide when out of stock.
You might want to use this to keep newer products on your website eventhough they’re out of stock. Hiding the older, out of stock WooCommerce products would remove some clutter.

Hide Out Of Stock By Category

An easy and simple way to hide products in WooCommerce by category when they're out of stock

Govind

It enhance the WooCommerce functionality and allow the customer to join the waiting list for the product which is out of stock. So, Whenever the product comes in-stock those customer/user will be notified through the email. This is how this plugin works 🙂
This plugin’s code is available on <a href="https://github.com/emgk/woo-in-stock-notifier" title="Repository on Github" rel="nofollow ugc">Github</a>. Please feel free to fork the repository and send a pull request. If you find a bug in the plugin, open an issue.
<iframe loading="lazy" class="youtube-player" width="750" height="422" src="https://www.youtube.com/embed/9EwUnQlXbRk?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>

Woo In-Stock Notifier

Customers can join the waiting list of products those are out of stock. They will be notified automatically via email, when products come back in stoc …

Hide Out Of Stock By Category vs Woo In-Stock Notifier