1
Proxmox
proxmox.comSame kind of online tool
Deploy server, backup, and mail solutions with Proxmox open-source server products.
Alternatives
The Best Mail-in-a-Box Alternatives in 2026
6 alternatives0 free · 2 open source
Looking for something like Mail-in-a-Box? Here are 6 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 2 are open source.
About Mail-in-a-Boxmailinabox.email
VisitSet up a personal mail server with Mail-in-a-Box, an easy-to-deploy server package.
Top picks at a glance
First suggestionProxmoxDeploy server, backup, and mail solutions with Proxmox…Open source option1PanelManage Linux servers and deploy apps, databases, and…Another optionEasypanelDeploy applications and services on your server with…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | Proxmox | — | Not stated | Web |
| 2 | Easypanel | — | Not stated | Web |
| 3 | iRedMail | — | Not stated | Linux, Web |
| 4 | 1Panel | — | Yes | Linux, Web |
| 5 | Docker Mailserver | — | Not stated | Web |
| 6 | Stalwart | — | Yes | Linux, macOS, Windows |
All Mail-in-a-Box alternatives
2
Easypanel
easypanel.ioSame kind of online tool
Deploy applications and services on your server with Easypanel, a self-hosted platform for managing deployments.
3
iRedMail
iredmail.orgSame kind of online tool
Set up an open-source mail server with iRedMail on supported Linux and BSD systems.
4
Same kind of online tool · open source
Manage Linux servers and deploy apps, databases, and containers with 1Panel, an open-source control panel.
5
Docker Mailserver
docker-mailserver.github.io/docker-mailserver/…Run an SMTP and IMAP mail server with Docker Mailserver, which includes LDAP, anti-spam, and anti-virus components.
6
Open source
Stalwart provides mail and collaboration server software supporting IMAP, JMAP, SMTP, CalDAV, CardDAV, and WebDAV.
No alternatives match this filter.
Alternatives to similar tools
Docker Mailserver17 alternativesProxmox7 alternativesiRedMail7 alternatives1Panel22 alternativesStalwart5 alternativesEasypanel14 alternatives
What is the best alternative to Mail-in-a-Box?
Based on features, tags and platforms, the closest alternatives to Mail-in-a-Box are Proxmox, Easypanel, and iRedMail.
Are there open-source alternatives to Mail-in-a-Box?
Yes: 1Panel and Stalwart.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative