io.github.daedalus/mcp-pcapy-ng

mcp-pcapy-ng

MCP server exposing pcapy-ng packet capture functionality

0 tools GitHub PyPI

No known CVEs

No license

Maintained

Last commit 38d ago

Works with most clients

Transport: stdio, sse, http

0 tools

Grade F

Edit this pageView history

Security

Step 1

Install in your client

Config is the same across clients — only the file and path differ.

Supported in Claude Desktopstdio, sse, http · Node 18+

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "io-github-daedalus-mcp-pcapy-ng": {
      "args": [
        "mcp-pcapy-ng"
      ],
      "command": "uvx"
    }
  }
}

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[![MCPpedia Score](https://mcppedia.org/api/badge/io-github-daedalus-mcp-pcapy-ng)](https://mcppedia.org/s/io-github-daedalus-mcp-pcapy-ng)

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What io.github.daedalus/mcp-pcapy-ng does

MCP server exposing pcapy-ng packet capture functionality.

Test This Server

Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.

uvx 'mcp-pcapy-ng' 2>&1 | head -1 && echo "✓ Server started successfully"

After testing, let us know if it worked:

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Scored, not listed

Why this score

Five weighted categories — click any category to see the underlying evidence.

Score breakdown

50/100across 5 weighted dimensions

How we score →

0255075100

−50

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Compatibility

Categoriesclick a row to see evidence

Security

OSV.dev

No known CVEs.

Checked mcp-pcapy-ng against OSV.dev.

Community

Reviews

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Have you used this server?

Share your experience — it helps other developers decide.

How easy was setup?Did it work reliably?How was the documentation?

Frequently Asked Questions

Is io.github.daedalus/mcp-pcapy-ng safe to use?: io.github.daedalus/mcp-pcapy-ng has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments.
How do I install io.github.daedalus/mcp-pcapy-ng?: io.github.daedalus/mcp-pcapy-ng supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.
What AI clients work with io.github.daedalus/mcp-pcapy-ng?: io.github.daedalus/mcp-pcapy-ng is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.
Is io.github.daedalus/mcp-pcapy-ng actively maintained?: io.github.daedalus/mcp-pcapy-ng is recently maintained — last commit was 38 days ago.

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Community

Discussion

Start a conversation

Ask a question, share a tip, or report an issue.

Has anyone used this with Cursor?How do you handle auth?Any alternatives?

Available Tools

findalldevs - List all available network interfaces

lookupdev - Get the default network device

open_live - Open a live network interface for packet capture

open_offline - Open a pcap file for reading

create - Create a packet capture handle

compile - Create a BPF filter program

pcap_read - Read packets from a pcap handle

pcap_datalink - Get the data link type

pcap_setfilter - Attach a BPF filter

pcap_getnonblock - Get non-blocking status

pcap_setnonblock - Set non-blocking mode

get_dlt_names - Get DLT constant mappings

get_pcap_directions - Get direction constant mappings

get_constants - Get all constants

git clone https://github.com/daedalus/mcp-pcapy-ng.git cd mcp-pcapy-ng pip install -e ".[test]" # run tests pytest # format ruff format src/ tests/ # lint ruff check src/ tests/ # type check mypy src/

Frequently Asked Questions

Is io.github.daedalus/mcp-pcapy-ng safe to use?

io.github.daedalus/mcp-pcapy-ng has no known CVEs as of the latest MCPpedia security scan. It does not require authentication, so any local process can connect — keep this in mind in shared environments.

How do I install io.github.daedalus/mcp-pcapy-ng?

io.github.daedalus/mcp-pcapy-ng supports copy-paste install configs on its MCPpedia page for Claude Desktop, Cursor, and Claude Code. Scroll to the Quick Install section and select your client.

What AI clients work with io.github.daedalus/mcp-pcapy-ng?

io.github.daedalus/mcp-pcapy-ng is compatible with claude-desktop, cursor, claude-code. It uses stdio and sse and http transport.

Is io.github.daedalus/mcp-pcapy-ng actively maintained?

io.github.daedalus/mcp-pcapy-ng is recently maintained — last commit was 38 days ago.

mcp-pcapy-ng

MCP server exposing pcapy-ng packet capture functionality.

mcp-name: io.github.daedalus/mcp-pcapy-ng

Install

pip install mcp-pcapy-ng

Usage

The MCP server provides tools for network packet capture using pcapy-ng:

from mcp_pcapy_ng import mcp
mcp.run()

Or via command line:

mcp-pcapy-ng

Available Tools

findalldevs - List all available network interfaces
lookupdev - Get the default network device
open_live - Open a live network interface for packet capture
open_offline - Open a pcap file for reading
create - Create a packet capture handle
compile - Create a BPF filter program
pcap_read - Read packets from a pcap handle
pcap_datalink - Get the data link type
pcap_setfilter - Attach a BPF filter
pcap_getnonblock - Get non-blocking status
pcap_setnonblock - Set non-blocking mode
get_dlt_names - Get DLT constant mappings
get_pcap_directions - Get direction constant mappings
get_constants - Get all constants

Development

git clone https://github.com/daedalus/mcp-pcapy-ng.git
cd mcp-pcapy-ng
pip install -e ".[test]"

# run tests
pytest

# format
ruff format src/ tests/

# lint
ruff check src/ tests/

# type check
mypy src/