phpList
Description: phpList is an open source newsletter and email marketing software. It allows you to easily create, send, and track email newsletters, announcements, notifications, and more to a list of subscribers.
Type: software
Pricing: Open Source
Yate - Yet Another Telephony Engine
Description: Yate is an open-source telephony engine and server for VoIP and legacy telephone infrastructure. It supports multiple protocols and interfaces for building communications solutions.
Type: software
Pricing: Open Source