Open-source mail server with unlimited sending & AI tools
- Stars
- 15.9k
- Growth
- +308
- Launched
- Feb 2025
AGPL-3.0updated 4mo ago
R.I.P.Open-source alternatives to Mailgun
5 projects replace Mailgun, the email delivery API. 4 shipped code in the last 30 days.
5 open-source alternatives
Most-starred first. Stars, growth and activity are live from GitHub.
The open-source, affordable email platform
- Stars
- 5.5k
- Growth
- +47
- Launched
- Jul 2024
AGPL-3.0updated today
Pay per email sent, not for contact storage
- Stars
- 4.7k
- Growth
- +54
- Launched
- Mar 2024
AGPL-3.0updated 1d ago
Own your SES email analytics, from send to inbox
- Stars
- 942
- Growth
- +11
- Launched
- Dec 2025
Custom licenseupdated 6d ago
Self-hosted email delivery platform that enables applications to send emails via HTTP APIs while handling SMTP delivery, templates, storage,…
- Stars
- 614
- Growth
- 3/day
- Launched
- Mar 2026
AGPL-3.0updated 1d ago
