Reciprocal Rank Fusion Python Packages

haiku-rag-slim

Agentic RAG for local and self-hosted document search: hybrid retrieval, reranking and multimodal RAG on embedded LanceDB, with Docling parsing and an MCP server

haiku-rag

Agentic RAG for local and self-hosted document search: hybrid retrieval, reranking and multimodal RAG on embedded LanceDB, with Docling parsing and an MCP server

pghybrid

Hybrid search on the Postgres you already have. Vector + full-text + Reciprocal Rank Fusion, on plain pgvector — no extensions, no vector database, no Elasticsearch.

vivvy-vdb

Embedded long-term memory runtime & vector search engine for AI agents

vivy-vdb

Embedded long-term memory runtime & vector search engine for AI agents

hybrid-retrieval-scoring

Hybrid retrieval scoring: BM25 (bilingual FR/EN stopwords) + TF-IDF fused via Reciprocal Rank Fusion (RRF). Lightweight hybrid search without a full search engine.