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<p align="center"> <a href="https://stalw.art"> <img src="./img/logo-red.svg" height="150"> </a> </p> <h3 align="center"> Secure & Modern All-in-One Mail Server (IMAP, JMAP, POP3, SMTP) 🛡️ </h3> <br> <p align="center"> <a href="https://github.com/stalwartlabs/mail-server/actions/workflows/build.yml"><img src="https://img.shields.io/github/actions/workflow/status/stalwartlabs/mail-server/build.yml?style=flat-square" alt="continuous integration"></a> &nbsp; <a href="https://www.gnu.org/licenses/agpl-3.0"><img src="https://img.shields.io/badge/License-AGPL_v3-blue.svg?label=license&style=flat-square" alt="License: AGPL v3"></a> &nbsp; <a href="https://stalw.art/docs/get-started/"><img src="https://img.shields.io/badge/read_the-docs-red?style=flat-square" alt="Documentation"></a> </p> <p align="center"> <a href="https://mastodon.social/@stalwartlabs"><img src="https://img.shields.io/mastodon/follow/109929667531941122?style=flat-square&logo=mastodon&color=%236364ff&label=Follow%20on%20Mastodon" alt="Mastodon"></a> &nbsp; <a href="https://twitter.com/stalwartlabs"><img src="https://img.shields.io/twitter/follow/stalwartlabs?style=flat-square&logo=x&label=Follow%20on%20Twitter" alt="Twitter"></a> </p> <p align="center"> <a href="https://discord.gg/jtgtCNj66U"><img src="https://img.shields.io/discord/923615863037390889?label=Join%20Discord&logo=discord&style=flat-square" alt="Discord"></a> &nbsp; <a href="https://matrix.to/#/#stalwart:matrix.org"><img src="https://img.shields.io/matrix/stalwartmail%3Amatrix.org?label=Join%20Matrix&logo=matrix&style=flat-square" alt="Matrix"></a> </p>

Features

Stalwart Mail Server is an open-source mail server solution with JMAP, IMAP4, POP3, and SMTP support and a wide range of modern features. It is written in Rust and designed to be secure, fast, robust and scalable.

Key features:

Screenshots

<img src="./img/screencast-setup.gif">

Get Started

Install Stalwart Mail Server on your server by following the instructions for your platform:

All documentation is available at stalw.art/docs/get-started.

Support

If you are having problems running Stalwart Mail Server, you found a bug or just have a question, do not hesitate to reach us on GitHub Discussions, Reddit, Discord or Matrix. Additionally you may purchase an premium support to obtain priority support from Stalwart Labs LLC.

Sponsorship

Your support is crucial in helping us continue to improve the project, add new features, and maintain the highest level of quality. By becoming a sponsor on Open Collective, you help fund the development and future of Stalwart Mail Server. As a thank-you, sponsors who contribute $10 per month or more will automatically receive a Small Business Edition license, which includes all the powerful features of the Enterprise edition.

These are some of our open-source sponsors:

<!-- sponsors --><a href="https://github.com/kbjr"><img src="https:&#x2F;&#x2F;avatars.githubusercontent.com&#x2F;u&#x2F;195127?u&#x3D;a11e7de49732184888781379e9282dc7eed55615&amp;v&#x3D;4" width="60px" alt="James Brumond" /></a><a href="https://github.com/EliRibble"><img src="https:&#x2F;&#x2F;avatars.githubusercontent.com&#x2F;u&#x2F;2319207?u&#x3D;c755aec38204221af321ef3fd7293c4c812238af&amp;v&#x3D;4" width="60px" alt="Eli Ribble" /></a><a href="https://github.com/MailRoute"><img src="https:&#x2F;&#x2F;avatars.githubusercontent.com&#x2F;u&#x2F;3912377?v&#x3D;4" width="60px" alt="MailRoute, Inc." /></a><a href="https://github.com/JAMflow-Cloud"><img src="https:&#x2F;&#x2F;avatars.githubusercontent.com&#x2F;u&#x2F;165913352?v&#x3D;4" width="60px" alt="JAMflow Cloud" /></a><a href="https://github.com/starsong-consulting"><img src="https:&#x2F;&#x2F;avatars.githubusercontent.com&#x2F;u&#x2F;166622226?v&#x3D;4" width="60px" alt="Starsong Consulting" /></a><a href="https://github.com/Vie-eco"><img src="https:&#x2F;&#x2F;avatars.githubusercontent.com&#x2F;u&#x2F;174055717?v&#x3D;4" width="60px" alt="Vie.eco" /></a><a href="https://github.com/mingfu-design"><img src="https:&#x2F;&#x2F;avatars.githubusercontent.com&#x2F;u&#x2F;88228402?v&#x3D;4" width="60px" alt="Ming Fu Design Ltd. 明孚設計有限公司" /></a><a href="https://github.com/GeekCloudPL"><img src="https:&#x2F;&#x2F;avatars.githubusercontent.com&#x2F;u&#x2F;133183691?v&#x3D;4" width="60px" alt="GeekCloud Sp. z o.o." /></a><!-- sponsors -->

<br/>If you would like to support our work, please consider becoming a sponsor.

Roadmap

See the enhancement requests page for a full list of proposed features by the community.

Funding

Part of the development of this project was funded through the NGI0 Entrust Fund, a fund established by NLnet with financial support from the European Commission's Next Generation Internet programme, under the aegis of DG Communications Networks, Content and Technology under grant agreement No 101069594.

If you find the project useful you can help by becoming a sponsor. Thank you!

License

This project is dual-licensed under the GNU Affero General Public License v3.0 (AGPL-3.0; as published by the Free Software Foundation) and the Stalwart Enterprise License v1 (SELv1):

Each file in this project contains a license notice at the top, indicating the applicable license(s). The license notice follows the REUSE guidelines to ensure clarity and consistency. The full text of each license is available in the LICENSES directory.

Copyright

Copyright (C) 2024, Stalwart Labs Ltd.