WebSocket Tester
Open a WebSocket, send frames and watch the traffic. Runs entirely in your browser: nothing is uploaded and nothing is stored.
Disconnected
WebSocket Testing Guide
Connection Types
- ws:// - Basic WebSocket connection (unencrypted)
- wss:// - Secure WebSocket connection (encrypted)
Testing Features
- Real-time bidirectional communication
- Support for text and JSON messages
- Connection status monitoring
- Detailed message logging
Sample WebSocket URLs
wss://echo.websocket.org
wss://ws.postman-echo.com/raw
ws://localhost:8080
Back to all tools · This tool runs entirely in your browser. Nothing you type is uploaded or stored.