A step to create a chat app like whatsapp using flutter and socket.io programming named HangOn. This repository is the flutter code for the project. The back-end sockert.io code is in another repository
Link : https://github.com/sajaltayal/HangOn_back_end.git
The server runs on a local server. Although there could be some advancement that can be made by connecting the backend with a cloud server using heroku and a database like Google Firebase by hwich the app could function same as any chat app does.