Description: Mailman is an open source mailing list management system. It helps manage email discussion and announcement lists, allowing users to subscribe and unsubscribe, and helping admins moderate and post to the lists.
Type: software
Pricing: Free
Description: MessageBird is a cloud communications platform that enables developers to add omnichannel messaging capabilities to their applications. It offers APIs for SMS, WhatsApp, Voice, Video, and Chat to help businesses connect with customers globally.
Type: software