KumoMTA is the open-source email infrastructure for enterprises and high-volume senders who want control and continuity without the risk, volatility, or pricing shocks that come with commercial providers. Our revolutionary new architecture gives you the power to send tens of millions of messages an hour on a single instance, with guaranteed access to the technology and authority over your deployment. Designed with SaaS companies and developers in mind, it offers powerful features such as Lua scripting, Docker and Kubernetes support, and real-time monitoring through Prometheus and Grafana. 

Our community of independent developers, security researchers, and enterprise teams continuously audits the code and identifies vulnerabilities, enabling the KumoMTA ecosystem to rapidly strengthen security, accelerate innovation, and enhance performance. 

Brought to you by industry pioneers with over four decades of combined expertise. KumoMTA’s founders built, managed, and supported the global platforms that handle billions of daily interactions every day. With KumoMTA, you can ensure reliability and customize sending workflows, all with full control over your  infrastructure and reputation, while benefiting from the cost savings and innovation that open source delivers.

KumoMTA: Invest in your business, not someone else’s business model.


KumoMTA

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KumoMTA

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