Although it is outside the scope of this book to describe how to create a WebSocket service online, there are several examples available online that have open ports to which you can connect. The companion website for this book has a few demonstration WebSocket services active to which you can connect:

  • ws:// — Relay WebSocket Service — This service relays any incoming messages back to all other clients currently connected.
  • ws:// — Time WebSocket Service — This service broadcasts the current server time every second while connected. Any messages sent are echoed back in uppercase.
  • ws:// — News Ticker WebSocket Service — This service accepts ...

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