What is Stalwart Mail Server?
Stalwart Mail and Collaboration Server – unlock the future of email. Revolutionize your email infrastructure. All-in-one solution: integrated email and collaboration for secure communication. JMAP and IMAP support, MTA, anti-spam, collaboration tools. Enhanced security for modern threats. Highly flexible for dynamic environments. Unified collaboration for team connectivity. Robust spam and phishing filter. Built to scale for millions of mailboxes.
Key Features
- ✓JMAP protocol
- ✓IMAP support
- ✓SMTP/MTA
- ✓Anti-spam
- ✓Phishing filter
- ✓Collaboration
- ✓Scalable
- ✓Modern Rust-based
- ✓Clustering
- ✓Encryption
- ✓DKIM/SPF/DMARC
- ✓WebAdmin
🔒 Privacy & Data Protection
Stalwart is fully open-source and self-hosted. All email data stays on your infrastructure. For organizations wanting modern, scalable email server with latest protocols, Stalwart delivers next-gen mail.
Best For
💰 Pricing
Stalwart is open-source with enterprise edition available for large deployments.
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