Strong Email & Apache Log Analysis with Active Security Features
Anti-Spam SMTP Proxy Server implements multiple spam filters
Powerful Open Source Email Marketing app with analytics & segmentation
Implementation of the EDIINT AS2 protocol (RFC 4130)
VICIdial Contact Center Suite
SaltOS, ERP, CRM, Business Management Suite, Josep Sanz Campderrós
Booking/reservation of meeting rooms/equipment with e-mail invitations
Google Apps Script to send third party recruiter email to spam
Simple-to-use/-install issue-tracking system: web, REST, email, CLI
The Free & Popular FLARUM Web Software in a Complete Virtual Machine
Software per Call Center
Unified Communications Server
Simple Libravatar compatible avatar image server