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OpenSMTPD vs Outflow

A side-by-side look at OpenSMTPD and Outflow. For an in-depth review of either product, follow the links below.

OpenSMTPD

OpenSMTPD

Network & Admin

OpenSMTPD is an open source SMTP server daemon for Linux and BSD operating systems. It aims to be a free, secure, and featureful SMTP server for both hosting providers and end users.

smtpmail-serveremaillinuxbsdopen-source
Outflow

Outflow

Business & Commerce

Outflow is a marketing workflow automation tool for creating campaigns, managing contacts, automating email, measuring results, and integrating with other applications. It streamlines marketing processes to help teams collaborate more efficiently.

workflowcampaignsemail-marketinganalytics