Transactional emails, marketing campaigns, and workflow automation.
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Our take
Plunk is a self-hostable, open-source email platform covering transactional sends, marketing campaigns, and workflow automation. Best suited for developers and teams prioritizing data control and cost predictability over managed SaaS convenience.
Best for: Developers and technical teams needing cost control and data sovereignty
Request a demo to evaluate Plunk for your team.
See how Plunk fits your stackBenefits
Self-hostable architecture gives full data control and compliance flexibility
Pay-per-email model with unlimited contacts avoids per-contact overcharges
Open-source foundation enables customization and community contribution
Integrated workflow automation reduces need for separate tools
About
Plunk is an open-source email platform that allows users to send transactional emails and manage marketing campaigns. It is designed for developers and businesses who need a self-hostable solution for email communication.
Self-hostable
Pay per email
Unlimited contacts
GDPR compliant
Visual workflow automation
Detailed analytics
Pricing
Contact Plunk for pricing details
Contact sales for pricing details
FAQs
Common questions about Plunk and its capabilities
Yes, Plunk offers a free tier to get started. Premium features are available in paid plans. The free tier is ideal for small teams or individual users evaluating the platform.
Our team can help you integrate Plunk with your existing tools and build custom automation workflows.
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