Mailman is integrated with the web, making it easy for users to manage their accounts and for list owners to administer their lists. Mailman supports built-in archiving, automatic bounce processing.

Mailjet is an email service provider that works with brands like Microsoft, Etsy, Product Hunt, Toast to help create, send, and optimize marketing and transactional emails. Founded in France in 2010, serves more than 150,000 customers worldwide in 156 countries, sending over 1...

Easy-to-use, email marketing and automation for fast growing businesses. Send group email campaigns, automated messages and targeted newsletters with ease.

Campaigner, formerly Contactology, is a marketing automation platform with advanced email and SMS personalization features. It integrates with Shopify and Magento and includes a list verification tool, Reputation Defender, to check the quality of email addresses.

Yournotify is an email and sms marketing platform for customer engagement. We help brands build better customer communication and engagement with our easy to use marketing platform to grow their business.

Keila is an Open Source alternative to newsletter tools like Mailchimp or Brevo. With Keila you can easily send out newsletter campaigns and create sign-up forms. Grow your contact lists, use custom data, and send your campaigns with Keila.

1and1Mail is a free email marketing software to send out mass email campaigns, manage email contacts, and design email newsletters for small and medium business.

Automate your email marketing with one payment solution.

Create a virtual simulation of your email in the top 15, most used email clients! Our Email Acid Test will analyze your code and identify exactly which HTML tags and/or CSS properties are not supported by each email client.

User.com is an advanced marketing, communication, and sales system that helps automate personalized communication and streamline business processes. Use features like live chat, in-app messages, mailing, marketing automation, CRM, and user tracking.

Kingmailer offers transactional SMTP, which lets you send, receive and route emails. Best use case is for SaaS, Forums and e-Commerce sites. It's ideal for sending email notifications. You get a clean IP address and Kingmailer offers 99% inbox rate.

You can use ShoutOut to announce a sale, or promote a new item in stock, or even share the news of your engagement.