Hybrid Search Python Packages

flashrank

Lite & Super-fast re-ranking for your search & retrieval pipelines. Supports SoTA Listwise and Pairwise reranking based on LLMs and cross-encoders and more. Created by Prithivi Da, open for PRs & Collaborations.

562K 971 69

mind-mem

Persistent AI memory for Claude Code, OpenClaw, and any MCP-compatible agent. v4.0.9 — Predicate.register() runtime API + CI fully green (26/26 jobs, 12 OS×Python matrix rows). BM25F+vector hybrid, governance-aware, 5428+ tests, 84 MCP tools, 15 clients.

24K 6 1

pyreindexer

Embeddable, in-memory, document-oriented database with a high-level Query builder interface.

21K 804 62

mnemo-mcp

Persistent AI memory with hybrid search and embedded sync. Open, free, unlimited.

15K 5 5

inferedge-moss

The retrieval layer for production AI systems. Lightning-fast (<10ms) search without vector databases. Built for browser, edge, on-device, and cloud.

9K 374 36

kairix-agentic-knowledge-mgt

Shared knowledge layer for human-agent teams. Agents search, classify, and manage knowledge alongside your team.

9K 2 0

knowledge-rag

Drop docs, search instantly from Claude Code — 12 MCP tools, 20 format parsers, hybrid search + reranking. Zero servers, zero API keys, 100% local.

5K 79 14

cocosearch

Local-first hybrid semantic code search with dependency graphs and cross-repo search

4K 26 5

moss

The retrieval layer for production AI systems. Lightning-fast (<10ms) search without vector databases. Built for browser, edge, on-device, and cloud.

3K 374 36

m3serve

Optimised BAAI/bge-m3 serving with dense + sparse + ColBERT embeddings, async dynamic batching and pipeline GPU inference

3K 6 0

seeklink

SeekLink — hybrid semantic search for markdown vaults. Four-channel RRF fusion, MLX reranker, native CJK support. Fully local.

3K 7 1

qql-cli

SQL-like query language and CLI for Qdrant vector search engine

3K 45 4

kb-arena

Benchmark 7 retrieval strategies on your own docs — naive vector, contextual, QnA pairs, knowledge graph, RAPTOR, PageIndex, and hybrid. Find which KB architecture fits your data.

3K 7 2

laurus

Lexical Augmented Unified Retrieval Using Semantics

2K 24 1

graph-tool-call

Graph-based tool retrieval for LLM agents — 248 tools → 82% accuracy, 79% fewer tokens. Zero dependencies. OpenAPI / MCP / LangChain.

2K 6 1

flamehaven-filesearch

Self-hosted RAG search engine — 34 formats, BM25+hybrid search, multi-LLM (Gemini/OpenAI/Claude/Ollama), FastAPI + Docker, production-ready in 3 min

2K 101 13

code-weaver

Extensible MCP server for semantic code search with plugin architecture supporting multiple embedding providers, vector databases, and data sources.

2K 12 3

trw-memory

Standalone AI agent memory engine — hybrid search (BM25 + vectors), Q-learning scoring, Ebbinghaus decay, tiered storage, knowledge graph. Part of TRW Framework.

1K 1 1

groundmemory

Persistent, semantic memory for AI agents - mcp-native, local-first, framework-agnostic, production-ready

1K 3 1

spladerunner

Ultralight and Fast wrapper for the independent implementation of SPLADE++ models for your search & retrieval pipelines. Models and Library created by Prithivi Da, For PRs and Collaboration to checkout the readme.

1K 34 2