There are several options available to create a custom payment gateway for WordPress. Here are a few options to consider:
1. WooCommerce: WooCommerce is a popular WordPress plugin that provides an extensive range of payment gateway options. It offers a user-friendly interface and allows you to create a custom payment gateway using various available payment gateway integration plugins.
2. Easy Digital Downloads: If you are selling digital products on your WordPress website, Easy Digital Downloads can be a great choice. It provides customizable payment gateway options and allows you to create a custom payment gateway using available payment gateway integrations.
3. Payment Gateways for WordPress plugin: This plugin allows you to integrate almost any payment gateway with your WordPress website. It offers a wide range of customization options to create a custom payment gateway specific to your requirements.
4. Coding your own custom payment gateway: For developers with coding skills, you can create your own custom payment gateway by using the WordPress payment API. This option gives you complete control over the functionality and design of your payment gateway.
Remember, creating a custom payment gateway requires technical expertise and knowledge of secure payment integration practices. If you are not comfortable with coding or plugin customization, it’s advisable to seek assistance from a professional developer to ensure a secure and efficient payment system for your WordPress website.