How to Build a Block Theme: 4 Best Methods in 2023

If you are new to WordPress theme development, you may be wondering how to build a block theme. Since the introduction of the block editor, the way WordPress themes are built has changed to accommodate it.

If you compare a classic theme, e.g., Twenty Seventeen with a block theme, e.g., Twenty Twenty Three, you will see a number of differences.

Twenty Seventeen:

Twenty Twenty Three:

The main difference is that in classic themes, web pages are rendered thanks to PHP templates. In a block theme, they are rendered via blocks, HTML templates (in the parts and templates folders), and PHP block patterns (in the patterns folder).

You may also notice that the block theme doesn’t have a functions.php file; this is optional in block

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