Chain neighbouring countries around the world!
Play the game at https://country-chains.herokuapp.com/
This app is written in JavaScript, using React/Leaflet for the frontend, Express/Node for the backend, and Socket.IO for client-server communication.
Country borders data: https://github.com/geodatasource/country-borders/blob/master/GEODATASOURCE-COUNTRY-BORDERS.CSV
This app includes Country Borders data available from https://www.geodatasource.com.
Maritime borders data: https://en.wikipedia.org/wiki/List_of_countries_and_territories_by_land_and_maritime_borders
Country latitude and longitude data: https://github.com/eesur/country-codes-lat-long/blob/master/country-codes-lat-long-alpha3.json