Best Open Source graphrag Libraries

A curated list of the most popular GitHub repositories tagged with graphrag. Select any project to visualize its architecture and dive into the codebase using RepoMind's AI engine.

#1infiniflow/ragflow

RAGFlow is a leading open-source Retrieval-Augmented Generation (RAG) engine that fuses cutting-edge RAG with Agent capabilities to create a superior context layer for LLMs

73,497Python

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#2microsoft/graphrag

A modular graph-based Retrieval-Augmented Generation (RAG) system

31,009Python

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#3HKUDS/LightRAG

[EMNLP2025] "LightRAG: Simple and Fast Retrieval-Augmented Generation"

28,485Python

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#4topoteretes/cognee

Knowledge Engine for AI Agent Memory in 6 lines of code

12,449Python

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