C3 Mailchimp Signup Form

This allows you to add a quick e-mail ajax subscribe form that does a MailChimp signup using the API.

https://contao.org/en/extension-list/vi ... mp.en.html

At the moment I can't find that extension, only the 2.x version http://contao.org/extension-list/view/hc_mailchimp.html

Oops. I chose some obscure language instead of English. It's there now.