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Recon Knowledge

Recon Knowledge

Local
github.com/Recon-FuzzMemory & Knowledge0Updated 28w ago

About Recon Knowledge

Recon Knowledge is an MCP server for searching Recon's public documentation, book, and newsletter on fuzzing, invariant testing, and related topics. It offers source-specific and cross-source search, plus tools for retrieving individual articles and concepts.

Key features

  1. 01Search documentation, book, and newsletter
  2. 02Look up glossary terms and concepts
  3. 03Retrieve posts, chapters, and comparisons
  4. 04List developer tools and book chapters
  5. 05Refresh cached public content

Use cases

  1. 01Find Recon material about fuzzing
  2. 02Look up invariant-testing concepts
  3. 03Retrieve a specific blog or newsletter post

MCP support

The MCP server exposes search, listing, retrieval, and cache-refresh tools to MCP clients. It fetches public content from Recon's documentation site, book, and Substack newsletter.

Configuration

Local server config is the same for every client. Copy it into your client’s MCP config file.

mcp.json · Universal config
{
"mcpServers": {
"recon-mcp-knowledge": {
"command": "npx",
"args": [
"-y",
"@recon-fuzz-mcp/knowledge"
]
}
}
}
Run commandnpx -y @recon-fuzz-mcp/knowledge

Local servers need a runtime on your machine (e.g. Node.js 18+). Config file locations differ by client; see your client’s docs.

Packages
npm@recon-fuzz-mcp/knowledge

Tools

14

Saved tool list · updated 3w ago

ParameterTypeRequiredDescription
querystringYesThe search query to find glossary terms

Details

From the project README

@recon-fuzz-mcp/knowledge

npm License: MIT Node 18+

MCP server that makes Recon documentation searchable by AI tools. Fetches and parses getrecon.xyz/llms-full.txt into structured, queryable content.

Tools

Site tools (getrecon.xyz)
ToolInputReturns
search_glossaryquery: stringTop 5 matching glossary terms with definitions
get_blog_postslug: stringFull post content + metadata + URL
get_comparisonslug: stringBoth entities, strengths, conclusion, FAQs
search_sitequery: stringTop 10 matches across site content
list_tools(none)Developer tools with descriptions + URLs
Book tools (book.getrecon.xyz)
ToolInputReturns
get_book_chapterslug: stringFull chapter content, category, URL
get_book_conceptslug: stringTechnical concept explanation
search_bookquery: stringTop 10 matches across book content
list_book_chapters(none)All chapters grouped by category
Substack tools (getrecon.substack.com)
ToolInputReturns
get_substack_postslug: stringFull newsletter post content
search_substackquery: stringTop 10 matches across Substack posts
list_substack_posts(none)All posts sorted by date
Cross-source
ToolInputReturns
search_allquery: stringTop 15 matches across all 3 sources
refresh_cache(none)Re-fetch all sources (rate limited to 1/min)

Installation

Claude Code
claude mcp add recon-knowledge -- npx @recon-fuzz-mcp/knowledge
Claude Desktop

Add to ~/Library/Application Support/Claude/claude_desktop_config.json:

{
  "mcpServers": {
    "recon-knowledge": {
      "command": "npx",
      "args": ["@recon-fuzz-mcp/knowledge"]
    }
  }
}
Cursor

Add to .cursor/mcp.json in your project:

{
  "mcpServers": {
    "recon-knowledge": {
      "command": "npx",
      "args": ["@recon-fuzz-mcp/knowledge"]
    }
  }
}

No API key needed. The server fetches public documentation only.

Local development

git clone https://github.com/Recon-Fuzz/recon-mcp-knowledge.git
cd recon-mcp-knowledge
npm install
npm run build
Test it works
# List tools
echo '{"jsonrpc":"2.0","method":"tools/list","id":1}' | node dist/index.js

# Search for chimera content
echo '{"jsonrpc":"2.0","method":"tools/call","params":{"name":"search_site","arguments":{"query":"chimera"}},"id":2}' | node dist/index.js

Architecture

  • Fetches llms-full.txt once on startup, caches in memory
  • Cache refreshes every 24h automatically or on manual refresh_cache
  • Parser splits by --- dividers, extracts blog posts, glossary, comparisons, tools
  • Search uses case-insensitive term matching with word-boundary scoring
  • No database, no external search library, no filesystem writes

Privacy

This server is read-only. It fetches from a single hardcoded public URL (getrecon.xyz/llms-full.txt). No user queries, tool arguments, or any data is sent to Recon or any third party.

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