PHP: Hypertext Preprocessor is a server-side scripting language designed for Web development, but also used as a general-purpose programming language. PHP code may be embedded into HTML code, or it can be used in combination with various web template systems, web content management systems, and web frameworks.
PayPal is a global eCommerce platform for buyers & sellers. PayPal allows payments & money transfers to be made securely via email, phone, text message or Skype.
Sarbacane is a complete email marketing & newsletter solution for creating, sending & analyzing campaigns, with a graphic editor for designing newsletters.
SendinBlue is an packed with powerful email management tools smart list segmentation, responsive email templates, campaign automation, and advanced reporting.