open edition

an Opensource license
Free, forever

DEISGN and built for a eco-responsible internet.

Get all the benefits of a commercial-grade MTA
at the price of an opensource software

Whether you are a multinational, a federal institution or a startup wishing to keep control of your emails, vSMTP was designed for you.

renewable

Faster and Greener

It is a more efficient product. Up to 5 times faster than its competitors, it significantly reduces the need for IT resources.

performance

Cloud ready

Its modular, microservices-based design allows for on-the-fly deployment using standard orchestrators.

algorithm

Filtering System

On top of SMTP filtering, the product adds the possibility of interacting on the fly with the content of messages (MIME).

OPEN EDITION

ECO-FRIENDLY

Meet Environment Social and Governance corporate goals by reducing resources needs by at least 50% on mail and IT security.

MULTIPURPOSE

vSMTP can act as a pure MTA, as a secured front-end on the Internet, or even as a mass email sender.

OPEN-SOURCE

vSMTP is mainly developed under the Elastic license. Source code is available for benchmarking and testing.

CUSTOMIZABLER

Users can generate complex routing, filtering, and sending scenarios through a simple and intuitive advanced scripting language.

HIGHLY SECURED

It is developed in Rust, guaranteeing the absence of segmentation errors and race conditions.

ALWAYS EXPANDING

Its modular design makes it easy to integrate new components while following a full cycle of static and dynamic tests.