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An open source mail transfer agent (MTA) used to handle the delivery of email messages on a server. It was created as an alternative to Sendmail. Postfix has a modular architecture that allows you to create a very reliable and fast mail system.

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First released 1999
Developed by Wietse Zweitze Venema
Latest stable version Postfix 3
Open-source Yes
Used by Apple, Microsoft, Google

Interesting facts

Compatible with AIX, BSD, HP-UX, IRIX, GNU / Linux, Mac OS X, Solaris, Tru64 UNIX, can actually be compiled on any Unix-like operating system that supports POSIX and has a C compiler. It is the default mail forwarding service in the NetBSD operating system.


Development by Synergize.digital

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