nette.ajax.js vs nittro what to use in new projects

Backer | 97

While nittro is being developed and looks really good now the problem is that currently is a one man show (only one contributor) so it's big risk to take this one for production project.
On other hand we have nette.ajax.js which is not being maintained at all anymore but looks stable…

Member | 142

Or there is this:

I haven't tried it yet, though.