WordPress.org

Ready to get started?Download WordPress

Codex

Attention Interested in functions, hooks, classes, or methods? Check out the new WordPress Code Reference!

Version 4.0

On September 3, 2014, WordPress Version 4.0, named for jazz musician xxxxx, will be released to the public. For more information on this enhancement and bug-fix release, read the WordPress Blog, and see the Changelog for 4.0.

For Version 4.0, the database version (db_version in wp_options) changed to xxxxx, and the Trac revision was xxxxx.

Contents

Highlights

What's New

General

Posts

Media

Comments

Appearance

Users

Accessibility

Install Process

Multisite

Under The Hood

General

JavaScript

Bug Fixes

Multisite

Classes

What's New

Functions

What's New

Deprecated

Actions & Filters

New Actions

New Filters

Deprecated

External Libraries

Miscellaneous

And see others WordPress Versions.