mailgun

notifuse

+12

Open-source, self-hosted newsletter, email marketing and transactional email platform. Visual MJML editor, Liquid templating, 7 sending providers.

kurrier

+4

Kurrier is a modern, self-hosted workspace for email, calendar, contacts and storage.

django-anymail

+2

Django email backends and webhooks for Amazon SES, Brevo, MailerSend, Mailgun, Mailjet, Mailtrap, Postmark, Postal, Resend, Scaleway TEM, SendGrid, SparkPost, Unisender Go and more