Local RAG MCP server for Claude Code — hybrid search (semantic + BM25), cross-encoder reranking, 13 MCP tools, 20 format parsers. Zero external servers, zero API keys.
lyonzin/knowledge-rag has 191 GitHub stars.
It currently ranks #38784 daily, #38923 weekly, #39878 monthly by momentum on Trending Repos; its best-ever rank is #4535.