Magento 2 Sale Category

The Sale Category extension auto-generates a list of products with specials price and products from catalog price rules under a selected sale category. Come with a bunch of features such as countdown timer, auto-remove expired sales products from the sale category, include/exclude out-of-stock products, cron job to auto generates sales products at a scheduled time, and more.

Please check more details here: https://www.ulmod.com/sale-category-for-magento-2.html