Filters instructional messages displayed above the login form.

Fires after the Filter submit button for comment types.

Filters the Media list table columns.

Fires for each custom column in the Media list table.

Filters the columns displayed in the Pages list table.

Fires in each custom column on the Posts list table.

Filters the fourth-row list of TinyMCE buttons (Visual tab).

Filters the translations loaded for external TinyMCE 3.x plugins.

Filters the list of TinyMCE external plugins.

Fires after the default media button(s) are displayed.