Mailman - Mailman is free software for managing electronic mail discussion and e-newsletter lists.
Docebo - Docebo Learning Management System is the best cloud LMS system on the market for online training. AICC SCORM xAPI compliant. Mobile elearning platform
Mailman 3 - Dedicated Mailman 3 installation. Unlimited lists/configuration. Free subdomain at mailman3.com. Dedicated support for list admins.
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!
MailChimp - MailChimp is the best way to design, send, and share email newsletters.
Pluralsight - Pluralsight is a learning management system (LMS) that helps aspiring tech professionals learn the basics of the trade and lets established professionals expand their skill sets.