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nano-graphrag

Simple, hackable GraphRAG implementation in Python

Self-Hosted AI ★ 4k stars Medium setup MIT

nano-graphrag is a minimal, readable reimplementation of GraphRAG designed to be easy to understand and extend. It provides graph-based retrieval-augmented generation that can be embedded in self-hosted AI pipelines.

Official siteSource code

Key features

  • Minimal codebase
  • Easy to extend
  • Graph-based RAG
  • Pluggable storage

Strengths

  • Released under the MIT license
  • Active community (4k GitHub stars)
  • Written in Python

Is nano-graphrag secure?

OSV.dev has no published security advisories for nano-graphrag's repository. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

Source: OSV.dev, checked 2026-10-14. How this is measured.

nano-graphrag replaces

Self-hosted Microsoft GraphRAG alternatives

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SelfHostIndex: 47 · fair

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