DeliPress!

A self hosted newsletter application that lets you send trackable emails via Amazon Simple Email Service (SES). Complete with reports, subscriber & list management.

Essential tools for website owners - opt-in forms, online surveys, live chats, contact forms, website notifications, follow and share social widgets - easily managed from a single control panel.

Cloud Emailing by Mailjet. Create, send and track your marketing and transactional emails. Easy SMTP integration & cheap rates: boost your deliverability now!

OptinMonster is an online lead generation software developed in Florida, United States. It is a standalone application that integrates with web platforms, such as Drupal, WordPress, Joomla, Shopify, Magento, and Bigcommerce. The software is used by online marketers to convert website visitors into subscribers and customers.

WP Mailster is the first WordPress plugin that comes with all the features user know from mailing list software like Mailman and Listserv.