Event Calendar Newsletter
Easy put events from your WordPress event calendar inside of a newsletter. Spend less time promoting your events and get more attendees!
The Events Calendar Shortcode
Adds shortcode functionality to The Events Calendar Plugin (Free Version) by Modern Tribe. List your events anywhere on your site.
ChimpBridge
Send a Mailchimp campaign right in your WordPress dashboard, no need for you (or your clients) to go to MailChimp.com [Sold, I no longer run this plugin]
Write Meow
This plugin will show your love for slipping the word meow inside sentences without people noticing.