The technologies behind the Atlas toolkit seems rather unusual yet powerful. Is there a way to get software components based on these technologies for my own software projects?

You can hire the conceiver and developer of this technologies. See http://q37.info/consulting/.

How can I be kept informed of coming releases?

The news section will contain the announcements about new releases.

To be informed ot the latest publications in this section, you can :

Under which license(s) is the Atlas toolkit available?

This information is available here.

Why can Microsoft Edge not be used to launch the live demonstrations?

For the live demonstrations, the Runkit.createNotebook function from the RunKit Embed API is used. When the content of the source option is too large, Microsoft Edge seems not be able to correctly handle it...