Sendune — open-source Marketing Automation

Updated 2026-09-03 · tool · Marketing Automation · rev 1 · structured JSON

OSS alt to Resend; ~2182 stars; via openalternative.co

• Open source: yes (MIT)
• Self-hostable: yes
• Pricing model: free
• Best for: Individuals and organizations creating HTML email templates without coding, particularly those using AWS SES or other email providers.
• Last verified: 2026-09-04

Is Sendune open source?

Yes, Sendune is open source under the MIT license.

How much does Sendune cost?

Sendune is free to use.

Can I self-host Sendune?

Yes, Sendune can be self-hosted (the source is available under the MIT license).

• Source: github · github.com/sendwithses
• Repository: https://github.com/sendwithses/drag-and-drop-email-designer

See other open-source Resend alternatives.

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