Paymattic Pro (formerly known as WPPayForm) is the perfect lightweight WordPress payments and donation plugin fit for your small business, online fundraiser, e-Learning or membership program.
Demo: https://paymattic.com
Hope is a modern, colorful & well designed Charity WordPress theme for non-profit organizations with RTL.
Demo: https://themeforest.net/item/hope-nonprofit-charity-donations/18634753
SUMO Donations is a Complete WooCommerce Donation System. Using this Plugin you can provide options for the users to make donations in your site.
Demo: https://codecanyon.net/item/sumo-donations-woocommerce-donation-system/12283878
This unique plugin allows you to easily and quickly create beautiful and attractive donations panels on your Wordpress website.
Demo: https://codecanyon.net/item/wp-attractive-donations-system-easy-stripe-paypal-donations/16982796
My Religion Church Wordpress Theme is a perfect theme for traditional and modern churches and religious organizations, church events and other community events, church donations, etc.
Demo: https://themeforest.net/item/my-religion-dedicated-church-wordpress-theme-with-events-sermons-and-donations/17448844
Save Life is a modern, fresh & functional Charity WordPress Theme. It is perfect for non-profit organizations.
Demo: https://themeforest.net/item/save-life-nonprofit-charity-donations/19561594
So YITH Donations for WooCommerce aims precisely to make it all easy to set up and perform a few simple clicks: link a donation to a product or enable users to make donations to their site, relying on a stable and rich WooCommerce plugin.
Demo: https://yithemes.com/themes/plugins/yith-donations-for-woocommerce/