Top 4 C smtp-server Projects

Exim

9 699 9.2 C

Exim Mail Transport Agent - source, testsuite and documentation

Project mention: Is it right to blame Google/Yahoo for deprecating an email forwarding service? | news.ycombinator.com | 2024-01-14

Documentation for ARC is pretty sparse.
The instructions for setting it up in Exim (default MTA on Debian systems) can be found here: https://github.com/Exim/exim/blob/master/doc/doc-txt/experim...
(AFAICT, there is absolutely no mention of ARC in the main Exim documentation: https://exim.org/docs.html)

notqmail

1 300 7.5 C

The collaborative Open Source successor to qmail and netqmail
InfluxDB

www.influxdata.com sponsored

Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
lbbs

1 32 9.5 C

Lightweight BBS For Linux - Bulletin Board System server software

Project mention: FLaNK Stack Weekly 12 February 2024 | dev.to | 2024-02-12

tinymail

1 5 0.0 C

A tiny smtp server.

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).