Any client or server application can use WebSocket, but principally web browsers and web servers. Through WebSocket, servers can pass data to a client without prior client request, allowing for dynamic content updates.
Open the above web application in different browser or devices and you could chat each other.
- Group Chat :Simple Chating Application
- (WEBRTC+websocket) Vshare :Video Chating Application. Make sure you do have webcam and microphone in pc in enable state
- Websocket on Wikipedia