Alternatives and similar repositories for exim

Users that are interested in exim are comparing it to the libraries listed below

• vdukhovni / postfix
  Postfix MTA by Wietse Venema
  ☆507Updated this week
• dovecot / core
  Dovecot mail server
  ☆1,132Updated this week
• OpenSMTPD / OpenSMTPD
  This is official OpenSMTPD Portable repository. Forks, pull requests and other contributions are welcome!
  ☆556Updated last week
• postfixadmin / postfixadmin
  PostfixAdmin - web based virtual user administration interface for Postfix mail servers
  ☆1,197Updated last week
• proftpd / proftpd
  ProFTPD source code
  ☆570Updated last month
• firewalld / firewalld
  Stateful zone based firewall daemon with D-Bus interface
  ☆977Updated this week
• NLnetLabs / nsd
  The NLnet Labs Name Server Daemon (NSD) is an authoritative, RFC compliant DNS nameserver.
  ☆521Updated this week
• jedisct1 / pure-ftpd
  Pure FTP server
  ☆728Updated 3 weeks ago
• munin-monitoring / munin
  Main repository for munin master / node / plugins
  ☆2,099Updated last week
• SpamExperts / pyzor
  Pyzor is a Python implementation of a spam-blocking networked system that use spam signatures to identify them.
  ☆154Updated 3 months ago
• apache / spamassassin
  Read-only mirror of Apache SpamAssassin.
  ☆316Updated this week
• eldy / AWStats
  AWStats Log Analyzer project (official sources)
  ☆414Updated last week
• cyrusimap / cyrus-imapd
  Cyrus IMAP is an email, contacts and calendar server
  ☆609Updated last week
• Zimbra / zm-build
  zm-build for Zimbra Collaboration Suite, FOSS Edition
  ☆221Updated this week
• dovecot / pigeonhole
  Pigeonhole project: Sieve support for Dovecot.
  ☆91Updated this week
• rspamd / rspamd
  Rapid spam filtering system.
  ☆2,320Updated this week
• libreswan / libreswan
  libreswan
  ☆915Updated this week
• jvinet / knock
  A port-knocking daemon
  ☆602Updated last year
• schweikert / postgrey
  Postfix Greylisting Policy-Daemon
  ☆168Updated last year
• openldap / openldap
  Mirror of OpenLDAP repository
  ☆554Updated last week
• mikaku / Monitorix
  Monitorix is a free, open source, lightweight system monitoring tool.
  ☆1,183Updated last week
• cfengine / core
  CFEngine Community
  ☆513Updated last week
• litespeedtech / openlitespeed
  Our high-performance, lightweight, open source HTTP server
  ☆1,356Updated last week
• mozilla / ssl-config-generator
  Mozilla SSL Configuration Generator
  ☆417Updated this week
• opnsense / src
  OPNsense operating system
  ☆434Updated last week
• CZ-NIC / knot
  A mirrored repository
  ☆273Updated this week
• isc-projects / bind9
  Archived mirror of https://gitlab.isc.org/isc-projects/bind9, please submit issues and PR/MRs in the GitLab.
  ☆720Updated 3 months ago
• icing / mod_md
  Let's Encrypt (ACME) in Apache httpd
  ☆357Updated 2 weeks ago
• MaxKellermann / ferm
  ferm is a frontend for iptables
  ☆356Updated 3 years ago
• fwbuilder / fwbuilder
  A clone of the SourceForge fwbuilder repostiory
  ☆295Updated last year