SMTP email proxy and relay server
A simple and fast cross-platform solution to send mass emails.
The first Open-Source high-performance MTA for high-volume senders
Python API for Sendmail Milters.
Full SMTP/Mail server Appliance in 5 minutes
GITST FREE EMAIL SENDER
Wrappers around msmtp for use as queueing MTA with extra features
An unofficial web console to administer Apache James 3 server
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PHP powerful tool for sending e-mails fast and easily
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