ESC
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📮
Email Servers & Services
Replaces: Gmail Server, Exchange
Self-hostable email servers and privacy-friendly email services. Independent alternatives to Gmail Server and Microsoft Exchange.
🛡️ 9 Open Source Tools
Tools
Mailcow
Complete email server suite with Docker-based installation
↳ Gmail Exchange
GPL-3.0 ●● Medium
Mail-in-a-Box
One-click email server for individuals and small teams
↳ Gmail Exchange
CC0-1.0 ●● Medium
iRedMail
Professional open-source mail server with enterprise features
↳ Gmail Exchange
GPL-3.0 ●●● Advanced
Postfix+Dovecot
The classic combination for custom email server configurations
↳ Gmail Exchange
EPL-2.0 / MIT ●●● Advanced
Stalwart Mail
Modern all-in-one mail server written in Rust
↳ Gmail Exchange
AGPL-3.0 ●● Medium
L
Listmonk
Single-binary newsletter and mailing-list manager
↳ Mailchimp Sendinblue
AGPL-3.0 ●● Medium
Relay
✉️ Open-Source Email API for Developers. Self-hosted Alternative to SES, Mailgun, SendGrid.
↳ Gmail-Server Exchange
AGPL-3.0 ●● Medium
Bichon
Bichon – A lightweight, high-performance Rust email archiver with WebUI
↳ Gmail-Server Exchange
AGPL-3.0 ● Easy
Opentrashmail
Standalone trashmail solution that ships its own mail server
↳ Gmail-Server Exchange
Apache-2.0 ●● Medium