The current OpenCart version supports many established payment systems, including PayPal services, Authorize.net, Moneybookers, 2Checkout, and so on, as well as basic payment options such as Cash on Delivery, Bank Transfer, Check/money order, etc.
We can also get more payment gateway modules on the OpenCart extensions section by searching in Payment Methods.
We will now briefly learn the most widely used methods and their differences and similarities to each other.
PayPal is one of the most popular and easiest to use systems for accepting credit cards for an online store. PayPal has two major products to be used in OpenCart through built-in modules: