Stalwart Mail

Development1024MB+ RAM

All-in-one mail server (SMTP, IMAP, JMAP, Sieve) with a built-in admin UI — modern, fast, written in Rust

Download Server Compass View Documentation

developmentdevtoolsstalwartmailopen-sourceself-hosteddocker

Deploy Stalwart Mail in 3 Steps

Connect Your VPS

Add your server credentials to Server Compass

Select Stalwart Mail

Choose from our template library

Deploy & Configure

Fill in settings and click Deploy

No Docker knowledge required

After Deployment

After deploying Stalwart Mail with Server Compass, complete these steps to finish setup

Capture the initial admin password from the logs: `docker compose logs stalwart | grep -i password`

Visit http://YOUR_SERVER_IP:{{PORT}} and log in as admin

Run the setup wizard: create the primary domain, generate DKIM keys, and add the first user

Configure DNS (MX, SPF, DKIM, DMARC) at your registrar

Add SMTP/IMAP/POP3/submission ports to the compose ports section, regenerate TLS certs, and redeploy

Need help? Check out our documentation for detailed guides.

Stalwart Mail FAQ

Common questions about self-hosting Stalwart Mail

How do I deploy Stalwart Mail with Server Compass?

Simply download Server Compass, connect to your VPS, and select Stalwart Mail from the templates list. Fill in the required configuration and click Deploy. The entire process takes under 3 minutes.

What are the system requirements for Stalwart Mail?

Stalwart Mail requires a minimum of 1024MB RAM. We recommend a VPS with at least 2048MB RAM for optimal performance. Any modern Linux server with Docker support will work.

Can I migrate my existing Stalwart Mail data?

Yes! Server Compass provides volume mapping that allows you to import existing data. You can also use standard Stalwart Mail backup and restore procedures.

How do I update Stalwart Mail to the latest version?

Server Compass makes updates easy. Simply click the Update button in your deployment dashboard, and the latest Stalwart Mail image will be pulled and deployed with zero downtime.

Is Stalwart Mail free to self-host?

Stalwart Mail is open-source software. You only pay for your VPS hosting (typically $5-20/month) and optionally Server Compass ($29 one-time). No subscription fees or per-seat pricing.