WordPress-Documentation-Style-Guide by WordPress

WordPress Advanced Administration Handbook. This handbook will have the most technical, general, documentation about WordPress. Maintained by WordPress on GitHub, where it has earned 142 stars from the community.

Draft for the WordPress.org Contributor Handbook. Maintained by WordPress on GitHub, where it has earned 23 stars from the community.

Documentation for all the situations where WordPress core sends an email, how and when they happen, and how to filter or disable each one. Maintained by johnbillion on GitHub, where it has earned 373 stars from the community.