From the feedback I've received so far, it seems that there is a little bit of interest in supporting other project types:
[x] Node libraries, which wouldn't need any of the build* generators (in fact they sound pretty simple). Maybe you would use Mocha as the default test framework instead of Karma + Jasmine, or Karma + Mocha?
[x] The current generator would become known as the "web front-end" generator
From the feedback I've received so far, it seems that there is a little bit of interest in supporting other project types: