Haraka
Haraka is an open-source, self-hosted app in the Email Servers category, licensed MIT and written mainly in JavaScript. It is a self-hosted alternative to Twilio SendGrid and Mailgun. It has 5,627 GitHub stars and its last commit was on Oct 17, 2026 (data as of Oct 26, 2026).
GitHub stats
- GitHub stars
- 5,627
- Forks
- 719
- Open issues
- 0
- Commits, last 12 months
- 90
- Last commit
- Oct 17, 2026
- Latest release
- v3.3.5Oct 17, 2026
- Created
- Mar 10, 2011
- License
- MITOpen source
Data as of from the GitHub API. Report an error
Project health
ActiveActive: last commit Oct 17, 2026, 90 commits in 12 months.
- Regular releases10 or more releases in 12 months
- Security policyPublishes a security policy on GitHub
| Last commit | Oct 17, 2026 |
|---|---|
| Commits, last 12 months | 90 |
| Latest release | v3.3.5 (Oct 17, 2026) |
| Releases, last 12 months | 10 or more |
| Releases, all time | 49 |
| Open issues | 0 |
| Open pull requests | 0 |
| Good first issues | 0 |
| Contributing guide | Yes |
| Security policy | Yes |
| Created | Mar 10, 2011 |
Health as of , from the GitHub API. A label describes activity, not quality or security. How we label project health · Report a data error
About Haraka
Fast, highly extensible, and event driven SMTP server.
Description adapted from awesome-selfhosted (CC BY-SA 3.0). Source code: github.com/haraka/Haraka.
Topics
- smtp
- mta
- javascript
- spf
- dkim
- nodejs
- haraka
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Is Haraka free and open source?
Yes. Haraka is open-source software released under the MIT license, so you can self-host it at no cost. You only pay for the server it runs on, and some projects also offer an optional paid cloud plan.
Can I run Haraka with Docker?
Haraka does not list an official Docker image. It installs natively (Nodejs), so follow the install steps in its README or look for a community-maintained container.
What are the best alternatives to Haraka?
Popular self-hosted alternatives to Haraka include docker-mailserver, Postal and Mail-in-a-Box. Haraka itself is a self-hosted alternative to Twilio SendGrid and Mailgun.
Is Haraka actively maintained?
The most recent commit to Haraka was on Oct 17, 2026 with 90 commits in the past twelve months. The latest release is v3.3.5, published Oct 17, 2026. It had 0 open issues on GitHub. appsgit's project-health label for it is "Active" as of Oct 26, 2026.