Courier Mail Server

Courier provides ESMTP, IMAP, POP3, webmail, and mailing

Free software · courier-mta.org

Open Courier Mail Server in AirStack

What Courier Mail Server’s own pages say

What it says it doesCourier provides ESMTP, IMAP, POP3, webmail, and mailing courier-mta.org
IntegrationsLDAP, MySQL, PAM, PostgreSQL courier-mta.org
LicenseThis software is distributed under the terms of the GNU General Public License. courier-mta.org

Each value is a quote AirStack found on the product’s own pages, read 2026-11-04. A missing field means AirStack has not found it on its pages.