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Plunk
Situational
Open-source email platform for transactional and marketing emails.
Promising open-source bridge between transactional and marketing email.
What's great
Watch out for
Quick Facts
PricingFrom $15/mo
Free tierNo
PlatformsWeb
APINot available
CategoryEmail Marketing
Q: What is Plunk?
Promising open-source bridge between transactional and marketing email..
Q: How much does Plunk cost?
Plunk starts at $15/mo.
Q: Who is Plunk best for?
Plunk is best for indie devs wanting open-source email with automations..
Q: Is Plunk free?
Yes, Plunk is completely free and open source.
Best for
Indie devs wanting open-source email with automations.
Not ideal for
Enterprise teams needing advanced segmentation.
Starter
$15/mo
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AICores Editorial Review
Reviewed by AICores Editorial Team
Last updated: May 2026
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