
Letterfuel
Buttondown
Ghost
PEAR
Mailtrain
MailChimp
Listmonk
beehiiv
assertpy
grappa
LetterfuelButtondown - Buttondown is the best way to start and run your newsletter
grappa - grappa is an declarative, verbose, and expressive assertion library for Python.
Ghost - Ghost is a fully open source, adaptable platform for building and running a modern online publication. We power blogs, magazines and journalists from Zappos to Sky News.
PEAR - Connecting newsletters and advertisers ๐
Mailtrain - Self-hosted open-source Mailchimp clone
MailChimp - MailChimp is the best way to design, send, and share email newsletters.