Portico makes defining and administering custom post-types EASY. Define your post-type in a class, and an admin interface will be created for you.
A plugin to serve WordPress content using the application/xhtml+xml MIME type
This plugin will allow you to dynamically add any piece of content to the sidebar as well as give you the ability to limit what pages/sections based o
Fixes a bug in WordPress 2.2 when sending HTML mails.