Full Mailcow stack — email, calendar, contacts — on your own VPS. No third-party access to your data. Enterprise-grade email infrastructure you actually own.
Mailcow comes batteries-included. No plugins to install, no configuration headaches. Just deploy and start sending.
Complete IMAP, SMTP, and POP3 support. Send and receive emails with any client — Thunderbird, Outlook, Apple Mail, or mobile.
Beautiful, responsive webmail interface powered by SOGo. Access your email, calendar, and contacts from any browser.
Enterprise-grade spam filtering with Rspamd and virus scanning with ClamAV. Keep your inbox clean automatically.
Auto-configured email authentication. Your emails land in inboxes, not spam folders. Full deliverability from day one.
Built-in CalDAV and CardDAV support. Sync calendars and contacts across all your devices seamlessly.
Let's Encrypt certificates auto-provisioned and renewed. Zero-downtime HTTPS for webmail and all services.
Powerful admin panel to manage domains, mailboxes, aliases, quotas, and security policies from one interface.
Host as many domains and mailboxes as your server can handle. No per-mailbox fees, no artificial limits.
Entire stack runs in Docker containers. Update with a single command. Roll back instantly if needed.
Mailcow is optimized to run efficiently. Here's what you need for a smooth experience.
Recommended
4 GB RAM, 2 vCPU, 40 GB SSD
Operating System
Ubuntu 22.04 / Debian 12
Deployment
One-click deploy from ZentisLabs dashboard
DNS
Auto DNS configuration guide included
From solopreneurs to agencies — self-hosted email makes sense when you care about privacy, cost, and control.
Get branded email (you@yourcompany.com) without paying per-seat fees to Google or Microsoft. Full control from day one.
Keep your email on your own server. No third-party scanning, no data mining. GDPR-ready email infrastructure.
Manage email for multiple client domains from a single Mailcow instance. Separate admin access per domain.
Spin up test email infrastructure in minutes. Catch-all mailboxes, API access, and full control over mail flow.
Deploy Mailcow on our Basic plan. Scale up as your organization grows. No per-mailbox fees. No hidden costs. Cancel anytime.
Stop paying per-seat fees. Stop trusting third parties with your data. Deploy your own mail server in minutes on ZentisLabs VPS.