Teachworks - Teachworks helps growing tutoring & teaching companies efficiently manage students, teachers, scheduling, billing, payroll and more.
Listmonk - Send e-mail campaigns from a powerful dashboard. High performance and features packed into one app.
Oases - OASES is a game created by Armel Gibson that attempts to explore what might have happened to his grandfather, who went missing while flying in Algeria in 1960... read more.
Mailman - Mailman is free software for managing electronic mail discussion and e-newsletter lists.
TutorTrac - Classroom Management
Sendy - Sendy is a self hosted newsletter app that sends emails 100x cheaper via Amazon SES