Event driven model, communicate between server and client using socket.io.
Check dependencies in your node module
Hack the great browserify to work under gulp.
Depcheck Grunt plugin
Patch version control tag version to package.json when deploy to npm on CI.
Post depcheck report to web service.
Run multiple node.js versions on one AppVeyor worker.
Trigger dependent build by configuration.
Leverage Azure Application Insights in Expo.