Some Online Payment options are...
Responses
Paypal
Paypal
Stripe
Stripe
Square
Square
All of the above
Venmo
Google Pay
Apple Pay
Zelle
Amazon Pay
Shopify Payments
Authorize.Net
Braintree
WorldPay
2Checkout
Dwolla
Skrill
Payoneer
Payza
Alipay
WeChat Pay