1. PayPal: WooCommerce offers built-in integration with PayPal, allowing customers to make payments using their PayPal accounts. It also supports PayPal Express Checkout for a quicker checkout process.

2. Stripe: WooCommerce also supports Stripe payment gateway, which allows customers to pay using their credit or debit cards directly on your website. Stripe supports various payment methods, including Apple Pay and Google Pay.

3. Authorize.net: WooCommerce integrates with Authorize.net, a popular payment gateway that allows customers to make payments using credit or debit cards. It also supports recurring payments and automated clearing house (ACH) payments.

4. Square: WooCommerce has a plugin that allows integration with Square, a payment gateway that enables customers to pay using their credit or debit cards. Square also offers features like inventory management and customer management.

5. Braintree: WooCommerce has a plugin for Braintree, a payment gateway that supports credit and debit card payments. Braintree also supports popular mobile wallets like Apple Pay and Google Pay.

6. Amazon Pay: WooCommerce offers integration with Amazon Pay, allowing customers to make payments using their Amazon accounts. This provides a seamless checkout experience for customers who are already familiar with Amazon’s payment system.

7. Klarna: WooCommerce integrates with Klarna, a payment service provider that offers various payment options, including pay later, pay over time, and installment plans. This allows customers to choose the payment method that suits them best.

8. 2Checkout: WooCommerce offers a plugin for 2Checkout, a payment gateway that supports credit and debit card payments. It also supports recurring payments, multi-currency transactions, and global payments.

These are just a few of the payment gateway options available in WooCommerce. Depending on your business needs and target audience, you can choose the payment gateway that best suits your requirements.