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Block Editor
REST API
Plugins
Themes
WP-CLI
Advanced Administration
News
Contribute
Developer News
Catch up on the latest WordPress developer updates, tutorials, and dev notes.
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Monthly Roundups
What's new for developers? (March 2026)
What's new for developers? (February 2026)
What's new for developers? (January 2026)
What's new for developers? (December 2025)
What's new for developers? (November 2025)
What's new for developers? (October 2025)
What's new for developers? (September 2025)
Dev Notes
First Dev Notes for WordPress 7.0
How WordPress 6.9 gives forms a theme.json makeover
Styling accordions in WordPress 6.9
Registering custom aspect ratios in WordPress 6.6
Tutorials & Deep Dives
A better way to test HTML in WordPress with assertEqualHTML()
Building a light/dark toggle with the Interactivity API
Mastering theme.json: You might not need CSS
Word Switcher: Extending Core Blocks with Interactivity
How to add automated unit tests to your WordPress plugin
How to use DataForm to create plugin settings pages
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