io.github.mrfentmen/fourchan-mcp

Official

by mrfentmen · TypeScript

Use this MCP server to 4chan, board catalogs, threads, and posts from the raw internet culture...

io.github.mrfentmen/fourchan-mcp (MCP Server)

Use this MCP server to access 4chan resources, including board catalogs, threads, and posts from the raw internet culture. It is described under the slug io-github-mrfentmen-fourchan-mcp and provides a way for clients to query those 4chan data categories.

🛠️ Key Features

Access 4chan board catalogs
Access 4chan threads
Access 4chan posts

🚀 Use Cases

Retrieve board catalog information from 4chan
Browse or fetch thread content from 4chan
Access individual post data from 4chan

⚡ Developer Benefits

Standard MCP interface for interacting with 4chan datasets (board catalogs, threads, posts)

⚠️ Limitations

No additional capabilities, authentication details, or tool list are provided in the available server data

README.md1 KBView on GitHub

fourchan mcp

MCP server for 4chan, board catalogs, threads, and posts from the raw archive of internet culture.

Tools

Tool	What it does
`list_boards`	All boards, split into SFW / NSFW
`get_catalog`	Live threads for a board, sorted by reply count
`get_thread`	Read a thread's posts

Usage

bash

npm run build && node dist/index.js

Example:

code

get_catalog { board: "g", limit: 10 }
get_thread { board: "g", threadNo: 109460960 }

Keyless (the official read only JSON API at a.4cdn.org). Post HTML is flattened to readable text; image filenames are included.

Install

Add to VS Code Add to Cursor

claude_desktop_config.json

json

{
  "mcpServers": {
    "fourchan-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "fourchan-mcp@1.0.0"
      ]
    }
  }
}