WebSocket Capture
Every WebSocket connection and frame is captured automatically.
Frame Types
| Direction | Label | Description |
|---|---|---|
| Outgoing | UP SENT | Data sent from the browser to the server |
| Incoming | DN RECV | Data received from the server |
| Open | OPEN | Connection established |
| Close | CLOSED | Connection closed with code and reason |
Binary Frames
Binary frames are decoded from base64 and displayed as a hex dump with ASCII preview:
0000 48 65 6c 6c 6f 20 57 6f 72 6c 64 0a 00 00 00 00 Hello Wo rld.....
0010 ...Use DOWNLOAD to save the full raw binary frame.
JSON Frames
JSON frames are auto-pretty-printed in the detail panel. Raw text is also selectable.
Testing WebSocket Capture
Navigate to any of these in the BROWSER tab to see live WS frames:
https://www.piesocket.com/websocket-testerhttps://socketsbay.com/test-websockets
Frames will appear in real time in the WS tab.