Listmonk - Send e-mail campaigns from a powerful dashboard. High performance and features packed into one app.
Anatomyka - Interactive 3D human anatomy
Mailman - Mailman is free software for managing electronic mail discussion and e-newsletter lists.
BioDigital Human - Google Earth for the human body
Sendy - Sendy is a self hosted newsletter app that sends emails 100x cheaper via Amazon SES
Lifeliqe - Visual learning app with 1,000 interactive 3D models