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Stalwart Mail Server
Stalwart is an all-in-one open-source mail server with JMAP, IMAP4, POP3, and SMTP support. Includes a built-in web administration interface for managing accounts, domains, and settings. Uses embedded storage — no external database required.
Deployed1 times
Publisherfuturize.rush
Created2026-03-30
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Stalwart Mail Server
An all-in-one open-source mail server supporting JMAP, IMAP4, POP3, and SMTP protocols. Comes with a built-in web administration panel for managing email accounts, domains, DNS records, and server settings. Uses embedded storage so no external database is needed.
What You Can Do After Deployment
- Visit your domain on port 8080 — access the web administration panel
- Create email accounts — add users and configure mailboxes
- Set up domains — configure your email domains and DNS records
- Connect email clients — use any IMAP/SMTP client (Thunderbird, Outlook, etc.)
- Manage spam filters — configure built-in spam and phishing protection
- Monitor server — view logs and server metrics from the admin panel
Key Features
- Full JMAP, IMAP4rev2, POP3, and SMTP support
- Built-in web administration interface
- Spam and phishing filter with statistical classifiers
- DKIM, SPF, DMARC, ARC, and DANE support
- Sieve scripting for server-side email filtering
- Full-text search across all mailboxes
- S/MIME and OpenPGP encryption support
- Embedded storage (RocksDB/SQLite) — no external database needed
- Multi-domain support with virtual users
- OAuth 2.0 authentication support
- Fail2ban-compatible brute force protection
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