wildduck
Scalable no-SPOF IMAP/POP3 mail server.
- Email Servers
- JavaScript
- EUPL-1.2
- Docker
- Actively maintained
GitHub stats
- GitHub stars
- 2,109
- Forks
- 281
- Open issues
- 6
- Commits, last 12 months
- 207
- Last commit
- Oct 5, 2026
- Latest release
- v1.51.4Sep 28, 2026
- Created
- Mar 5, 2017
Data from the GitHub API, refreshed daily.
About wildduck
Scalable no-SPOF IMAP/POP3 mail server. wildduck is open source under the EUPL-1.2 license and written mainly in JavaScript, so you can read the code, run it on your own hardware and keep full control of your data.
The project has 2,109 stars and 281 forks on GitHub, with 207 commits over the last year. It ships a Docker image, which makes it a good fit for a small VPS or a home server running Docker Compose.
Topics
- imap-server
- lmtp
- mongodb
- pop3-server
Repository preview
Similar apps
More apps like wildduck
Other projects in Email Servers, ranked by GitHub stars.
docker-mailserver
docker-mailserver/docker-mailserver
Production-ready fullstack but simple mail server (SMTP, IMAP, LDAP, Antispam, Antivirus, etc.) running inside a container. Only configuration files, no SQL database.
Email ServersShellDockerPostal
postalserver/postal
Complete and fully featured mail server for use by websites & web servers.
Email ServersRubyDockerMail-in-a-Box
mail-in-a-box/mailinabox
Turns any Ubuntu server into a fully functional mail server with one command.
Email ServersPythonStalwart Mail Server
stalwartlabs/stalwart
All-in-one mail server with JMAP, IMAP4, and SMTP support and a wide range of modern features.
Email ServersRustDockerMailcow
mailcow/mailcow-dockerized
Mail server suite based on Dovecot, Postfix and other open source software, that provides a modern Web UI for administration.
Email ServersJavaScriptDockerMailu
Mailu/Mailu
Simple yet full-featured mail server as a set of Docker images.
Email ServersPythonDocker
What is wildduck?
wildduck is a free, open-source app you can host on your own server, listed in our Email Servers category. Scalable no-SPOF IMAP/POP3 mail server. The source code lives at github.com/zone-eu/wildduck, where it has 2,109 stars.
Is wildduck free and open source?
Yes. wildduck is open-source software released under the EUPL-1.2 license, so you can self-host it at no cost. You only pay for the server it runs on, and some projects also offer an optional paid cloud plan.
Can I run wildduck with Docker?
Yes. wildduck provides a Docker image, so you can run it on any Linux server with Docker and Docker Compose installed. The project README lists the image name and the environment variables to set.
What are the best alternatives to wildduck?
Popular open-source alternatives to wildduck include docker-mailserver, Postal and Mail-in-a-Box.
Is wildduck actively maintained?
The most recent commit to wildduck was on Oct 5, 2026 with 207 commits in the past twelve months. The latest release is v1.51.4, published Sep 28, 2026. Check the open issues on GitHub to gauge how quickly maintainers respond.