Preferred Patron
Mailing Group - Listserv
Mailman 3
Mailman
MailChimp
Sympa
Listmonk
GroupServer
Listeron
Mailtrain
Listmonk
MailChimp
Sendy
TinyLetter
Mailman
SendPortal
MailerLite
Mailing Group - Listserv MailtrainVery easy to use and quick to setup. I have used it personally.
Based on our record, Mailtrain seems to be more popular. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Listmonk is fantastic -- I use it for the newsletter of my own blog and am amazed by how simple it was to set up and how easy it is to operate and use every time I send out a newsletter. Prior to Listmonk I used Mailtrain[0] and like Listmonk so much I want to run it as a service (with 30% donated back to the Listmonk project of course) -- deliverability worries and initial setup aside it's just the kind of... - Source: Hacker News / over 2 years ago
Never tried but have a look at Mosaico and GrapesJS. Both are open-sourced and used by Mailtrain. Source: about 3 years ago
Mailman 3 - Dedicated Mailman 3 installation. Unlimited lists/configuration. Free subdomain at mailman3.com. Dedicated support for list admins.
Listmonk - Send e-mail campaigns from a powerful dashboard. High performance and features packed into one app.
Mailman - Mailman is free software for managing electronic mail discussion and e-newsletter lists.
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Sendy - Sendy is a self hosted newsletter app that sends emails 100x cheaper via Amazon SES
Sympa - Sympa is an open source (GNU GPL) mailing list management (MLM) software.