Colaboratory - Free Jupyter notebook environment in the cloud.

Moodle - Moodle is the world's most popular learning management system. Start creating your online learning site in minutes!

Numerai - Hedge fund that crowdsources market trading from AI programmers over the Internet

Collaborator - Система дистанційного навчання повного циклу із аналітикою в реальному часі та інструментами внутрішнього маркетингу.

Infosec Skills - Infosec Skills is technical expertise and engineering development knowledge-building platform where engineers and technical experts can come together to share and learn about the latest security development techniques and strategies.

Lessonly - Getting teams up-to-speed and keeping them there.