Archiveopteryx.org Alternatives & Competitors

DBMail is a fast, scalable IMAP4 and POP3 server that stores all email and users in a Postgresql...

Open Source

An open source mailserver suite.

Key mailcow features:

Comprehensive Feature Set Open Source Docker-based Deployment Active Community and Support

Open Source

Anything blends AI and human support to detect, delegate, and complete your tasks before they even reach your to-do list.

Key Anything.so features:

Proactive Task Detection One-Swipe Delegation Human + AI Assistant Squad

Visit website freemium €99.0 / Monthly

Mailu is a simple yet full-featured mail server as a set of Docker images.

Key Mailu features:

Open Source Lightweight Modularity Docker-based Deployment

All your E-mail, from all your accounts, in one place. Cypht is like a news reader, but for E-mail.

Key Cypht features:

Unified Interface Lightweight Open Source Flexible Configuration

Open Source

Mail-in-a-Box provides webmail and an IMAP/SMTP server for use with mobile devices and desktop mail software and also includes contacts and calendar synchronization.

Key Mail-in-a-box features:

Ease of Setup Full Control Cost-effective Open Source

Open Source

Self hosted modern mail server.

Key WildDuck features:

Open Source Modern Protocol Support Scalability Multi-domain Support

Open Source

hMailServer is a free e-mail server for Microsoft Windows.

Key hMail Server features:

Free and Open Source Cross-Platform Compatibility Wide Protocol Support Built-in Anti-Spam and Anti-Virus

A fully fledged, free email server solution, an open source project (GPL v2).

Key iRedMail features:

Open Source Comprehensive Features Easy Installation Excellent Documentation

Open Source