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WordPress Theme Development

Official handbook for building WordPress block themes and classic themes.

Open source page ↗

Field note

What it does

Resource for learning WordPress theme development, covering block themes (HTML-based, WordPress 5.9+) and classic themes (PHP/JS/CSS-based).

Capabilities

Available capabilities

Site Editor Classic Themes Block Themes Child Themes

Tags

Tags

WordPress Themes Documentation

Ways to use it

Ways to use it

No integrations filed yet.

Product features

Product features

A quick overview of the registration functions

An example collection and icon

Building an icon registration plugin

Bundling icons in plugin

Defining the icon data structure

Hands-on with the WordPress 7.1 Icon Registration API

How to register icons

Load the plugin files and bootstrap

Outputting icons

Plugin setup

Registering the icons with WordPress

The missing pieces: what you can’t yet do