On: Popular JavaScript Package Manager Npm Raises $8M, Launches Private Modules

[ahoge]

Many of the bigger "JavaScript" projects aren't written in JavaScript. Browsers support any language. As long as they compile to JavaScript, that is.

Also, Dart just works fine. Inside browsers as JavaScript and outside browsers in its own VM.

This was written in Dart, for example: http://adsense.blogspot.com/2015/04/new-adsense-performance-...

You really don't have to use JS if you don't want to.