General notes for differences between version 1 and version 2.
This guide is a work in progress and it applies for upcoming MailWizz v2.
Actions provide a way for running a function at a specific point in the execution of MailWizz Core and extensions
Filters provide a way for functions to modify data of other functions.
Hooks are a way for one piece of code to interact or modify another piece of code
In order to make extensions development easier and much clear, there is an attached example extension in this article.
To remove a menu item from the customers area, we can create a very simple extension to hook into the menu
This article explains how to enable or disable PHP Tidy extension.
To create your own delivery server implementation, you have to follow this article steps