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Mail Server

9 open source tools found

D
System Optimization

docker-mailserver

A full-stack containerized mail server with only config files, no database.

A production-ready, full-stack but simple containerized mail server (SMTP, IMAP, LDAP, anti-spam, anti-virus, etc.) that uses only configuration files without a SQL database.

Stop the container: docker-compose down. Delete the data directory (e.g., docker-data/dms) and docker-compose.yml to completely remove. Back up emails first if needed.
18.2k
P
Developer Tools

Postal

Self-hosted mail server that replaces SendGrid/Mailgun – open-source and free.

Open-source mail server for websites & web servers, like self-hosted SendGrid/Mailgun.

Run the uninstall command (`sudo postal uninstall`) or manually stop services and remove directories.
16.5k

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Mail-in-a-Box

Turn a fresh Ubuntu machine into your own fully automated mail server in one command.

One-click deploy your own email server with automatic DNS, TLS, and web control panel.

Uninstalling is not straightforward; you would need to manually remove all components or reinstall the OS. It's best used on a dedicated fresh machine.
15.3k
M
System Optimization

mailcow-dockerized

One-click email server deployment, as easy as raising a cow.

A fully-featured, Docker-based email server suite with modern web interface, spam filtering, and easy deployment.

Navigate to the mailcow-dockerized directory, run docker-compose down -v to stop and remove containers and volumes. Then delete the directory. Warning: This permanently deletes all email data; back up first.
12.7k
M
System Optimization

maddy

A single binary combining SMTP, IMAP, DKIM, SPF, DMARC, DANE, MTA-STS to replace Postfix, Dovecot, etc.

All-in-one mail server that replaces Postfix, Dovecot, OpenDKIM, and more with a single daemon and uniform config.

Delete the binary and data directories (/var/lib/maddy, /etc/maddy). No system services to unregister.
6.0kChecksum
M
System Optimization

mox

An all-in-one, low-maintenance, secure mail server for self-hosted email.

A modern, full-featured open source secure mail server for low-maintenance self-hosted email.

Stop the mox service, remove the installation directory and user (userdel -r mox), and clean up DNS records.
5.7k
H
Developer Tools

Haraka

High-performance Node.js mail server with plugin architecture for flexible filtering and delivery.

A high-performance Node.js mail server with a modular plugin architecture for scalable email filtering and delivery.

Run npm uninstall -g Haraka to remove the global package, then delete the service directory.
5.6k
W
System Optimization

WildDuck Mail Server

A modern, horizontally scalable IMAP/POP3 mail server backed by MongoDB, inspired by Gmail.

Scalable no-SPOF IMAP/POP3 mail server that stores everything in distributed MongoDB and follows Gmail's design.

Stop the WildDuck process (e.g., pm2 stop wildduck), remove the installation directory (rm -rf /opt/wildduck). To completely remove data, drop the wildduck database in MongoDB.
2.1k
I
System Optimization

iRedMail

One-click automated full-stack mail server for Linux/BSD.

Full-featured open-source mail server solution that automates deployment on Linux/BSD.

iRedMail does not provide an auto-uninstall script. To fully remove it, backup data and reinstall the OS, or manually stop services, remove packages, config files, and users. See the community forum for detailed instructions.
1.8k
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