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ChatTCP
ChatTCP for IntelliJ IDEA

ChatTCP for IntelliJ IDEA

Enable fast TCP packet capture and viewing in IntelliJ IDEA, improving the efficiency of microservice interface troubleshooting.

Features

🔍

Real-time TCP packet capture and viewing

💬

Chat-style packet display (client/server conversation)

🔌

Decoding support only for HTTP/WebSocket protocols

📥

Export captured packets to PCAP files for further analysis

Requirements

macOS

# libpcap is usually pre-installed, if not: brew install libpcap

Linux (Ubuntu/Debian)

sudo apt-get install libpcap-dev

Linux (CentOS/RHEL)

sudo yum install libpcap-devel

Windows

Download and install Npcap:

https://npcap.com/

Usage Instructions

  1. Click the ChatTCP icon in the right toolbar
  2. Select a network interface (e.g., en0, eth0)
  3. Enter the TCP port to listen on (e.g., 8080, 3000)
  4. Click the "Start" button to begin capturing
  5. Select a connection to view from the connection list
  6. View all packets for that connection below