The Civilised Chat(Done)-

1. React - for creating and implementing resuable custom components and serving the site.

2. NodeJs - for creating the server and using the asyncronous call-back based single-threaded nature as well as utlizing background threads for blocking tasks made it the best choice for writing the server-side code for the application.

3. Socket.io - for implementing web-sockets on server connection and for emitting and handling socket events to provide real-time data streaming.