scion-workbench

SCION Workbench enables the creation of Angular web applications that require a flexible layout to display content side-by-side or stacked, all personalizable by the user via drag & drop. Maintained by SchweizerischeBundesbahnen on GitHub, where it has earned 86 stars from the community.

It's actively developed around angular, layout, perspective, and is a solid reference for anyone building with these tools.