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jeboehm / docker-mailserver

Self-hosted email server with Docker/Kubernetes support. Features IMAP, SMTP, spam filtering, webmail, and web admin.

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Repository Overview (README excerpt)

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docker-mailserver is inspired by the renowned ISPMail guide. This project lets you run your own email services, giving you independence from large providers. It is a secure, customizable, and feature-rich solution for managing your email infrastructure. Container images are built on Alpine Linux or vendor base images and are kept lightweight. 📚 Documentation **Full documentation is available at: https://jeboehm.github.io/docker-mailserver/** The documentation includes: • Complete installation guides for Docker and Kubernetes • Configuration reference for all environment variables • Deployment examples and recipes • Architecture and development guides Features • Secure email protocols: POP3, IMAP, and SMTP with user authentication • Web-based management interface for account, domain, and alias administration • Integrated webmail interface • DKIM message signing and spam filtering with Rspamd • Real-time spam prevention using RBLs (Real-Time Blackhole Lists) • Fetchmail integration for external mail retrieval • Quota management, catch-all addresses, and send-only accounts • Restriction of sender addresses for enhanced security • Full-text search and enforced TLS • DNS Validation Wizard for all mail related DNS records • Generates configuration profiles for iOS and macOS devices • Supports assisted client configuration in Outlook and Thunderbird • Continuous health monitoring See the documentation for a complete feature list. Quick start After setup, access the management interface at and webmail at . For a complete walkthrough, see the Getting Started tutorial. Setup can be set up using Docker or Kubernetes. For detailed installation instructions, see the Installation Guide. Screenshots Dashboard User management DKIM setup DNS Validation Wizard Links • Documentation - Complete documentation and guides • Issues - Report bugs and request features • Releases - Release notes and changelog • Container Images: • GitHub Container Registry • Docker Hub