calibre - Ebook manager, viewer & converter
Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!
Apple Books - The all-new Apple Books has been redesigned to make finding, reading, and listening to books a beautiful, effortless experience on iPhone and iPad.
Collaborator - Система дистанційного навчання повного циклу із аналітикою в реальному часі та інструментами внутрішнього маркетингу.
Open Library - The ultimate goal of the Open Library is to make all the published works of humankind available to...
Lessonly - Getting teams up-to-speed and keeping them there.