You will need nodejs and npm to install and build the game on your computer.
You can play the game online at insomnia.kickass.website/play
$ git clone https://github.com/capJavert/insomnia-the-game.git
$ cd insomnia-the-game/
$ npm install
$ npm start
$ npm run production # build and run production version with minified scripts
$ npm run build # clean build
$ npm test # run tests
If interested there is a written paper made during the development of the game. It's in Croatian but also can be easly understood with help of some Google translate ;)