calls Local_Pdf_Chat_RAG “PDF-focused RAG reference with hybrid retrieval and reranking; choose if you only need PDF Q&A and want transparent FAISS/BM25 internals.”
Langchain-Chatchat(原Langchain-ChatGLM)基于 Langchain 与 ChatGLM, Qwen 与 Llama 等语言模型的 RAG 与 Agent 应用 | Langchain-Chatchat (formerly langchain-ChatGLM), local knowledge based LLM (like ChatGLM, Qwen and Llama) RAG and Agent app with langchain