Plugin Handbook | Developer.WordPress.org

Introduction to Plugin Development - Plugin Handbook | Developer ...

WordPress plugins can be as simple or as complicated as you need them to be, depending on what you want to do. The simplest plugin is a single PHP file. The Hello Dolly plugin is an example of such a plugin. The plugin PHP file just needs a Plugin Header, a couple of PHP functions, and some hooks to attach your functions to.

WordPress Plugin Development — A Beginner's Guide - WP Buffs

With that out of the way, let's take a look at the six steps in our WordPress plugin development tutorial: Choose a Plugin Name. Create Your Plugin Folder and PHP File. Add Your File Header. Program Your Plugin and Add Functions. Compress Your Plugin Folder. Activate the Plugin on Your WordPress Site.