HKUDS / LightRAG

# 🚀 LightRAG: Simple and Fast Retrieval-Augmented Generation
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## 🎉 News
- [2026.07]🎯[New Feature]: Add **Smart Heading** recognition feature for word documents.
- [2026.05]🎯[New Feature]: **Merge RagAnything into LightRAG**🎉. Multimodal content parsing and extraction via **MinerU / Docling** services.
- [2026.05]🎯[New Feature]: Introducing four selectable text chunking strategies: `Fix`, `Recursive`, `Vector`, and `Paragraph`.
- [2026.05]🎯[New Feature]: **Role-specific LLM configuration** support, 4 distinct roles: EXTRACT, QUERY, KEYWORDS, and VLM, with independent LLM settings.
- [2026.03]🎯[New Feature]: Integrated **OpenSearch** as a unified storage backend, providing comprehensive support for all four LightRAG storage.
- [2026.03]🎯[New Feature]: Introduced a setup wizard. Support for local deployment of embedding, reranking, and storage backends via Docker.
- [2025.11]🎯[New Feature]: Integrated **RAGAS for Evaluation** and **Langfuse for Tracing**. Updated the API to return retrieved contexts alongside query results to support context precision metrics.
- [2025.10]🎯[Scalability Enhancement]: Eliminated processing bottlenecks to support **Large-Scale Datasets Efficiently**.
- [2025.09]🎯[New Feature] Enhances knowledge graph extraction accuracy for **Open-Sourced LLMs** such as Qwen3-30B-A3B.
- [2025.08]🎯[New Feature] **Reranker** is now supported, significantly boosting performance for mixed queries (set as default query mode).
- [2025.08]🎯[New Feature] Added **Document Deletion** with automatic KG regeneration to ensure optimal query performance.
- [2025.06]🎯[New Release] Our team has released RAG-Anything — an **All-in-One Multimodal RAG** system for seamless processing of text, images, tables, and equations.
- [2025.06]🎯[New Feature] LightRAG now supports comprehensive multimodal data handling through RAG-Anything integration, enabling seamless document parsing and RAG capabilities across diverse formats including PDFs, images, Office documents, tables, and formulas. Please refer to the new multimodal section for details.
- [2025.03]🎯[New Feature] LightRAG now supports citation functionality, enabling proper source attribution and enhanced document traceability.
- [2025.02]🎯[New Feature] You can now use MongoDB as an all-in-one storage solution for unified data management.
- [2025.02]🎯[New Release] Our team has released VideoRAG-a RAG system for understanding extremely long-context videos
- [2025.01]🎯[New Release] Our team has released MiniRAG making RAG simpler with small models.
- [2025.01]🎯You can now use PostgreSQL as an all-in-one storage solution for data management.
- [2024.11]🎯[New Resource] A comprehensive guide to LightRAG is now available on LearnOpenCV. — explore in-depth tutorials and best practices. Many thanks to the blog author for this excellent contribution!
- [2024.11]🎯[New Feature] Introducing the LightRAG WebUI — an interface that allows you to insert, query, and visualize LightRAG knowledge through an intuitive web-