personal-newsletter

Wordpress Plugin: Customizable autosended (wp-cron) newsletters for each user, using PHP directly on the newsletter (thought to use user_meta).

1. Setup multiple newsletters.
2. Different send modes include manual, diary, weekly and monthly.
3. Custom newsletter content, template using php directly and all wp functions.
4. $user (newsletter receiver) object available in template.
5. User can configure to receive newsletter in it's profile edit page.
6. Uses wp_cron and wp_mail, no extra configuration on the server is needed.

More info in http://wordpress.org/extend/plugins/personal-newsletter/