librarian-mcp

librarian-mcp is an MCP server by ngmeyer. The Karpathy LLM Wiki pattern, productionized. MCP server that gives Claude a librarian for your Obsidian vault — graph traversal, auto-wikilinks, trigram search. It has 34 GitHub stars and ranks #654 of 1287 in Memory & Knowledge by stars.

Category: Memory & Knowledge
Author: ngmeyer
GitHub stars: 34
This week: Tracking since 18 Oct 2026
Language: Rust
License: MIT (open source)
Last update: 2026-09-18 (36 days ago)
Links: Source

claude
claude-code
karpathy
knowledge-graph
knowledge-management
llm-wiki
markdown
mcp
mcp-server
obsidian
rust
wiki

How to install librarian-mcp

Install steps differ per project, so follow the README in the librarian-mcp repository. Most MCP servers start with a single command (npx -y <package>, uvx <package> or a Docker image) that you add to your client's config. The install guide shows where that goes in Claude Code, Claude Desktop, Cursor and VS Code.

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Frequently asked questions

What is librarian-mcp?

librarian-mcp is an MCP server by ngmeyer in the Memory & Knowledge category. The Karpathy LLM Wiki pattern, productionized. MCP server that gives Claude a librarian for your Obsidian vault — graph traversal, auto-wikilinks, trigram search. It has 34 GitHub stars and ranks #654 of 1287 in Memory & Knowledge by stars.

Is librarian-mcp free and open source?

Yes. librarian-mcp is published under the MIT license, so you can run, modify and self-host it at no cost. If it connects to a paid service, that service's own pricing and API terms still apply. Check the repository for the exact license text before using it commercially.

What are the alternatives to librarian-mcp?

Other Memory & Knowledge projects on MCP Harbor include open-webui, graphify, claude-mem. Each alternative links to its own page with stars, license and recent activity. The Memory & Knowledge category ranks all 1287 by stars, and you can re-sort it by growth this week.

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