It's the frontend of FusionSuite.
It use Ionic / Angular, so developped in typescript ;)
To run / recompile in live on your computer, run the command:
./node_modules/.bin/ionic serve
To compile it, run the command:
./node_modules/.bin/ionic build --prod -- --aot=true --buildOptimizer=true --optimization=true --vendor-chunk=true
The files are located in the folder www, so upload these files / folders in your webserver.