This is really cool. Can anyone guess which frameworks power this article? I'd love to try to put together something similar.
I wonder if the code is on github somewhere?
I wonder if the code is on github somewhere?
If you want freer alternatives, check out CartoDB, Mapbox and QGIS.
e.g. https://github.com/Esri/storymap-cascade
Almost everything they release is under the Apache license.