Mailster!

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.

Dada Mail is a contemporary mailing list manager, enabling you to easily run a verified mailing list that your subscribers can trust - right on your own website! Make running your business and personal mailing lists easy, fun, and inexpensive.

Zoho Campaigns is an email marketing automation software that helps you deliver the right message to your audience at the right time. With Zoho Campaigns, you can easily create an email campaign, send it to your recipients, share it on social media, and track the overall performance of your campaigns. The software also lets you set workflows and create a series of emails to keep your subscribers engaged.

WordPress mailing group is a plugin that allows you to run a free Listserv or email group just like Google Groups or Yahoo Groups right from your WordPress dashboard. Group members can use their favorite email clients to interact with the group, no need to login to dashboard. They can send plain/text or HTML emails with attachments. The plugin offers various email sending options and also allows to add an SMTP server for outgoing emails.

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