EmailRelay
A small and easy to configure SMTP and POP3 server for Windows and
A small and easy to configure SMTP and POP3 server for Windows and Linux.
Strengths
- Released under the GPL-3.0 license
- Written in C++
- Lightweight — runs in 512 MB RAM
Compare EmailRelay
10 head-to-head comparisons.
Similar mail servers apps
listmonk
Mail ServersSelf-hosted newsletter and mailing list manager
Replaces Mailchimp, Sendinblue
Docker Mailserver
Mail ServersProduction-ready, config-driven mail server in a container
Replaces Google Workspace, Microsoft 365
Mailspring
Mail ServersCross-platform desktop email client
Replaces Outlook, Apple Mail
Postal
Mail ServersComplete mail delivery platform for outgoing email
Replaces SendGrid, Mailgun
MailHog
Mail ServersEmail testing tool with a fake SMTP server
Replaces Mailtrap
Mail-in-a-Box
Mail ServersTurn a fresh server into a working mail server
Replaces Google Workspace, Microsoft 365