Dev Tools

WebSocket Tester

Connect to a WebSocket server, send messages, and see responses in real time.

WebSocket URL
Disconnected
Send Message
Message Log (0)
No messages yet. Connect to a WebSocket and send a message.

Tips

  • The default URL wss://echo.websocket.org echoes back any message you send.
  • JSON messages are automatically detected and pretty-printed in the log.
  • Press Enter in the message box to send quickly.
  • Use ws:// for unencrypted or wss:// for TLS-encrypted connections.
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