📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail
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Updated
Oct 20, 2026 - Ruby
📮 A fully featured open source mail delivery platform for incoming & outgoing e-mail
Hestia Control Panel | A lightweight and powerful control panel for the modern web.
The magma server daemon, is an encrypted email system with support for SMTP, POP, IMAP, HTTP and MOLTEN,. Additional support for DMTP and DMAP is currently in active development.
Nortix Mail - disposable email server with an easy setup
📩🛡 Email privacy. Anonymously send and receive with alias forwarding. (Abandoned)
Self-hosted mail server for your own domain: SMTP/IMAP/POP3, CardDAV/CalDAV, React webmail and admin console, one-command Docker Compose.
Most Powerful Send Fake Mail Using Any Mail I'd undetectable
Spikster is a VPS manager, powerful web hosting server control panel designed to simplify server management and automate web services. Quickly set up and manage Nginx, PHP-FPM, MySQL, Redis, Exim, Dovecot, SpamAssassin, ClamAV, and Roundcube all from an intuitive interface. Perfect for developers, system administrators, and managed service provider
Self-hosted inbound email infrastructure with a high-performance C++ SMTP ingestion engine, local storage, and developer APIs.
Self-hosted multi-user business email — Cloudflare Email Routing (inbound) + Resend (outbound), Node.js + SQLite. Send & receive with your own domain, per-user mailboxes & logins.
Securely host your own e-mail accounts, as e-mail was originally designed to work!
Mailserver written in Go
Know your mail server is blacklisted before your users do. Self-hosted monitoring for your IPs and domains: 24 DNS blacklists, SSL and domain expiry, SPF/DKIM/DMARC and uptime, with alerts.
High performance and minimalist SMTP server
A mail suite written in rust meant to be easy to use.
Free, unlimited business email on your own domains, running entirely in your free Cloudflare account.
REST API server for Postfix
Self-hosted personal email server with IMAP, SMTP, CalDAV/CardDAV. Privacy-focused alternative to Gmail/Outlook. Features: auto-TLS, DKIM/SPF/DMARC, greylisting, Prometheus metrics, audit logging.
A professional, high-performance SMTP server library for .NET with minimal dependencies. Features TLS/SSL, authentication, rate limiting, and extensible architecture for building custom email servers.
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