obsidian-graph

by drewburchfield · Memory & Knowledge · ★ 25

obsidian-graph is an MCP server by drewburchfield. Semantic knowledge graph navigation for Obsidian or markdown vaults using AI-powered vector embeddings and PostgreSQL+pgvector. It has 25 GitHub stars and ranks #769 of 1287 in Memory & Knowledge by stars.

Category: Memory & Knowledge
Author: drewburchfield
GitHub stars: 25
This week: Tracking since 18 Oct 2026
Language: Python
License: MIT (open source)
Last update: 2026-07-20 (3 months ago)
Links: Source

mcp
mcp-server
obsidian
pgvector
semantic-search

How to install obsidian-graph

Install steps differ per project, so follow the README in the obsidian-graph 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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Maintain this project? Get it featured ($99/mo, pinned at the top of Memory & Knowledge) or see what featuring includes.

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Frequently asked questions

What is obsidian-graph?

obsidian-graph is an MCP server by drewburchfield in the Memory & Knowledge category. Semantic knowledge graph navigation for Obsidian or markdown vaults using AI-powered vector embeddings and PostgreSQL+pgvector. It has 25 GitHub stars and ranks #769 of 1287 in Memory & Knowledge by stars. It is written in Python. It is licensed under MIT. It was last updated 3 months ago.

Is obsidian-graph free and open source?

Yes. obsidian-graph 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 obsidian-graph?

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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