https://woocommerce.com/products/donation-product-for-woocommerce/

Accept recurring donations;Accept donation amounts in decimal values;Round-up the final amount and donate the difference;Donation options on shop, product, carts, and checkout page;Add donation widget.

Changelog

* new - Added filter hook `wc_donation_delete_campaign_product_data` to prevent campaign product data deletion.

* fix - Fixed Uncaught ValueError: Path cannot be empty.