Mail-in-a-Box
OPEN SOURCE
Easy-to-deploy mail server for individuals and small businesses.
About
Mail-in-a-Box turns a fresh cloud computer into a working mail server with DNS, webmail, and spam protection. It is designed for simplicity and security.
Pricing
Pricing Type
Open Source
Free tier available
Billing
Custom pricing
Last checked: February 17, 2026
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Key Facts
Categories
Platforms
Self-Hosted
Company
Mail-in-a-Box
Founded
Founded in 2014
Country
Global
Language
English