GNU Mailman is a mailing list management software. Mailman project was started long time ago before the Millennium. Since its birth it has become the most intelligent tool for handling mailing lists ever. Huge number of companies with Fortune 500 members among them have been using Mailman for years. The new version Mailman 3 brings to us even better user experience and communication power.
Mailman - Mailman is free software for managing electronic mail discussion and e-newsletter lists.
Qrvey - Embedded Analytics built exclusively for SaaS applications.
Sympa - Sympa is an open source (GNU GPL) mailing list management (MLM) software.
DevicePilot - DevicePilot is a universal cloud-based software service allowing you to easily locate, monitor and manage your connected devices at scale.
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Syndigo - Syndigo is an online management platform that provides access to the world’s biggest global content database of digital information.