Odoo also has an open source mailchimp clone: https://www.odoo.com/page/email-marketing https://www.odoo.com/page/email-marketing From the Call-to-actions on t

Odoo also has an open source mailchimp clone: https://www.odoo.com/page/email-marketing https://www.odoo.com/page/email-marketing From the Call-to-actions on the website, to the mass mailing and statistics on emails. (with a good email template composer)