How to Build Interactive Blocks with the WordPress Interactivity API
Learn how to use the WordPress Interactivity API to build stateful, client-side interactive blocks using real data-wp-* directives, @wordpress/interactivity sto…
Writing · WordPress
WordPress
All posts in the WordPress category. Search across the full archive or pick another topic below.
How to Add Custom Block Supports in theme.json for Enhanced Editor Controls
Learn how the WordPress block supports system works, how to enable and disable controls per block in theme.json, configure spacing, border, and color supports, …
How to Use Block Filters and Hooks to Modify Block Behavior in Themes
A practical guide for block theme developers on using PHP and JavaScript block filters to modify render output, adjust block metadata, extend blocks with custom…
Twenty Twenty-Seven Is Coming: What Commercial Block Theme Authors Need to Know Now
The WordPress core team has announced the Twenty Twenty-Seven default theme. For commercial block theme authors, a new default theme is never just cosmetic — it…
How to Create Block Variations in WordPress to Extend Core Blocks Without Code Duplication
A developer guide to wp.blocks.registerBlockVariation: scope, isActive, innerBlocks, and how variations differ from block styles, patterns, and custom blocks. B…
How to Build Custom Blocks for Block Themes Using the WordPress Block API
A practical guide to building custom Gutenberg blocks for block themes, block.json metadata, static vs dynamic blocks, editor + frontend code, theme.json integr…
How to Create Custom Block Styles That Extend the WordPress Design System
Learn how to create custom block styles in WordPress. Covers registering styles with PHP and JS, styling with CSS and theme.json, removing defaults, and buildin…
How to Use Style Variations in Block Themes to Offer Multiple Design Presets
Learn how to create style variation JSON files for WordPress block themes, override colors, typography, and spacing per variation, preview designs in the Site E…
Fluid Typography in Block Themes: The Complete CSS Clamp Guide
Learn how to build a viewport-responsive fluid typography scale in WordPress block themes using CSS clamp() and theme.json. Covers the slope-intercept formula, …
Full Site Editing in 2026: What’s Finally Worth Using (And What’s Still Broken)
An honest 2026 assessment of WordPress Full Site Editing — what is production-ready, what has improved, what is still broken, and a project-type decision framew…
What shadcn/ui Gets Right That WordPress Block Themes Should Copy
shadcn/ui hit 110K GitHub stars by solving design system problems with clean principles — tokens first, semantic naming, owned implementations, composition over…
Block Themes vs Classic Themes vs Elementor: The Honest 2026 Comparison
Block themes, classic themes, and Elementor compared honestly for 2026 — real trade-offs on performance, WooCommerce, client editing, and long-term lock-in to h…