HKUDS/LightRAG: Lightweight RAG Framework Reaches 31.7K Stars With EMNLP2025 Publication

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LightRAG, the simple and fast retrieval-augmented generation framework from HKU Data Science, has reached 31,719 GitHub stars backed by an EMNLP2025 publication. The framework combines graph-based retrieval with vector search for knowledge-graph-enhanced RAG, offering a lightweight alternative to heavier frameworks like LangChain for teams that need fast, accurate document retrieval without complex infrastructure. Its growth reflects demand for simpler RAG architectures.