expire – The unofficial WordPress Plugin Directory

DishSoap

Automatically unpublish or unsticky a post on a specified date and time. Simple interface for ease of use.

Comment Expirator let's you close comments, pingbacks and trackbacks on your posts, pages and custom post types on an individual basis.

Simple duplicate post deleter. Trashes duplicate posts based on status and category. Keeps newest or oldest original copy.

Automatic post and image expiry, duplicate post detection and server log deletion to keep your site clean and efficient.

Expires posts based on multiple criteria, with category and post status options. Sends notifications to users and admin on demand.

Schedule your posts or pages to expire at a given date.

Media Expirator plugin allows users to set expiration dates for media library items.

Automatic post expirator for WordPress (with custom-post-type support). NO LONGER IN ACTIVE DEVELOPMENT OR SUPPORT.

Allows you to easily change the lifetime of the WordPress cookie which allows automatic login to password-protected posts.

Schedule content to automatically expire and change at a certain time, and notify people of expiration.