Skip to content

lyonzin/knowledge-rag

MCP Developer Tools

Local RAG system for Claude Code with hybrid search (BM25 + semantic), cross-encoder reranking, markdown-aware chunking, query expansion, and 12 MCP tools. Runs entirely offline with zero external servers.

Python Latest v4.5.0 · 20d ago Security brief →

Features

  • Local hybrid search (BM25 + semantic vectors) across 20+ file formats
  • Supports GPU acceleration via NVIDIA CUDA for faster embeddings
  • Runs entirely on the user's machine with no cloud dependency

Recent releases

View all 32 releases →
Upgrade now
v4.5.0 New feature
Breaking upgrade

Full index search + path boost

Config change
v4.4.0 Mixed

LLM installer + BM25 filter

No immediate action
v4.3.1 Breaking risk

Hybrid search fixes + regression tests

No immediate action
v4.3.0 New feature

Async reindex + CUDA 12

No immediate action
v4.2.0 New feature

BM25 speedup + snippet controls

Weekly OSS security release digest.

The CVE patches and breaking changes that affected production tools this week. One email, every Sunday.

No spam, unsubscribe anytime.

About

Stars
234
Forks
31
Languages
Python PowerShell JavaScript
Downloads/week
55 ↓83%
NPM Maintainers
1 Single npm maintainer
Contributors
3

Install & Platforms

Install via
pip
Platforms
linux macos windows

Beta — feedback welcome: [email protected]