marclou / mailcheap

Newsletters where you pay for the emails you send, not for dormant subscribers, at a fraction of the price of beehiiv and the like. Open source: self-host it, or use mailcheap.ai.

goposta / posta

Self-hosted email delivery platform that enables applications to send emails via HTTP APIs while handling SMTP delivery, templates, storage, security, and analytics. Fully self-hostable alternative to services like SendGrid or Mailgun.

Notifuse / notifuse

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