Official WordPress developer resources including a code reference, handbooks (for APIs, plugin and theme development, block editor), and more.

Jun 18, 2019 · This handbook serves as a clearinghouse for documentation on all APIs present within the WordPress software as well as APIs available from the WordPress.org ecosystem.

Oct 10, 2025 · A step-by-step guide in implementing light and dark color schemes for WordPress block themes with an interactive toggle button.

Nov 8, 2016 · Using the WordPress REST API you can create a plugin to provide an entirely new admin experience for WordPress, build a brand new interactive front-end experience, or bring …

WP-CLI Commands In this article Below is a listing of all currently available WP-CLI commands with links to documentation on usage and subcommands. Looking to learn more about the …

Jul 2, 2025 · Here you’ll find everything you need to know to sound great on the Developer Blog. You’ll also find the whole publishing process—every step from proposing a topic and getting it …

Nov 6, 2023 · For those cases, you should use WordPress’ built-in block stylesheets system. In this article, you will learn how to register per-block stylesheets, but remember that theme.json …

Jul 30, 2014 · The Plugin Developer Handbook is a resource for all things WordPress plugins. Whether you’re new to WordPress plugin development, or you’re an experienced plugin …

Apr 25, 2019 · WordPress is a big project with thousands of contributors. It’s important that best practices are followed so that the codebase is consistent and readable, and changes are easy …

Jul 10, 2025 · Phased plugin updates, custom social icons, and more in this summertime edition of the monthly WordPress developer roundup.