Retrieval Augmented Generation MCP Servers

Tools that implement RAG systems with vector stores, document indexing, and semantic search to ground LLM responses in external knowledge bases. Does NOT include general search, web scraping without retrieval, or knowledge graphs without vector embeddings.

There are 83 retrieval augmented generation servers tracked. 3 score above 50 (established tier). The highest-rated is shinpr/mcp-local-rag at 65/100 with 156 stars.

Get all 83 projects as JSON

curl "https://pt-edge.onrender.com/api/v1/datasets/quality?domain=mcp&subcategory=retrieval-augmented-generation&limit=20"

Open to everyone — 100 requests/day, no key needed. Get a free key for 1,000/day.

#	Server	Score	Tier	Stars	Language
1	shinpr/mcp-local-rag Local-first RAG server for developers using MCP. Semantic + keyword search...	65	Established	156	TypeScript
2	nkapila6/mcp-local-rag "primitive" RAG-like web search model context protocol (MCP) server that...	56	Established	118	Python
3	AmberLee2427/nancy-brain Nancy's RAG backend and HTTP API/MCP server connectors.	52	Established	2	Python
4	tac0de/knowledge-to-action-mcp MCP server for Obsidian GraphRAG, agent-ready context, preview-only...	46	Emerging	3	TypeScript
5	HaseebKhalid1507/VelociRAG Lightning-fast RAG for AI agents. ONNX-powered, 4-layer fusion, MCP server....	41	Emerging	3	Python
6	RoboFinSystems/robosystems RoboSystems is a financial knowledge graph platform that transforms complex...	39	Emerging	7	Python
7	Daniel-Barta/mcp-rag-server Lightweight RAG server for the Model Context Protocol: ingest source code,...	37	Emerging	5	TypeScript
8	yumeiriowl/repo-graphrag-mcp An MCP server that uses LightRAG and Tree-sitter to build a repository...	36	Emerging	3	Python
9	khalidsaidi/ragmap RAG MCP Registry Finder (RAGMap): subregistry API + MCP server + Firestore ingestion	36	Emerging	2	TypeScript
10	ryandmonk/knowledge_graph_brain MCP-native knowledge graph orchestrator that unifies data silos with...	35	Emerging	3	TypeScript
11	hyson666/pdf-rag-mcp-server PDF RAG server for cursor.	34	Emerging	40	Python
12	JonnoC/CodeRAG Advanced graph-based code analysis for AI-assisted software development	34	Emerging	15	TypeScript
13	no13productions/ai-agent-history-rag-mcp Full featured aggregation of all your AI agents in single vector database...	33	Emerging	5	Python
14	wrxck/srag Semantic code search and RAG system written in Rust with tree-sitter...	33	Emerging	20	Rust
15	a-earthperson/lightrag-mcp Streamable HTTP MCP Server for LightRAG	32	Emerging	1	Python
16	kwanLeeFrmVi/mcp-rag-server mcp-rag-server is a Model Context Protocol (MCP) server that enables...	31	Emerging	25	TypeScript
17	PranithChowdary/Real-time-web-search-RAG-with-MCP A conversational agent that combines static knowledge (RAG over your docs)...	28	Experimental	5	Python
18	alexinaldojunior/mcp-rag-agent 🔍 Build a production-ready RAG system that combines LangGraph and MCP...	27	Experimental	1	Python
19	ryan-m-bishop/docrag AI-powered documentation RAG system with MCP server for Claude Code. Search...	26	Experimental	4	Python
20	shabib87/supernova-mcp-rag A practical POC demonstrating how to build and run a local MCP server with...	26	Experimental	1	TypeScript
21	DevNexsler/RAG-In-A-Box RAG pipeline for documents (Markdown, PDF, images). 10-step hybrid search,...	25	Experimental	3	Python
22	fvanevski/lightrag_mcp MCP server for accessing local LightRAG deployment.	24	Experimental	1	Python
23	gogabrielordonez/mcp-ragchat MCP server that adds RAG-powered AI chat to any website. One command from...	24	Experimental	1	TypeScript
24	DIMANANDEZ/refrag 🚀 Enhance retrieval with REFRAG, using micro-chunking and fast indexing for...	23	Experimental	1	Python
25	imagines-nummorum/agentic-graph-rag GraphRAG-Driven Agentic Reasoning: A Research Prototype using ADK, MCP, and Neo4j	23	Experimental	1	Cypher
26	2015xli/jqassistant-graph-rag Source code graph RAG (graphRAG) for Java/Kotlin development based on jQAssistant	23	Experimental	8	Python
27	srfrog/goldie-mcp Retrieval-Augmented Generation (RAG) MCP server written in Go that runs...	22	Experimental	3	Go
28	hensing/searchless-ngx Stop searching your documents. Start asking them. Transform Paperless-ngx...	22	Experimental	—	Python
29	boxcalfdevelopmentallearning748/OpenScout 🔍 Enhance your queries with OpenScout, a RAG system that retrieves, ranks,...	22	Experimental	—	Python
30	rexnzm/MCP-rag-with-Chromadb 🗂️ Build a versatile MCP server with RAG capabilities, supporting multiple...	22	Experimental	—	Python
31	deepanshu-Raj/SentinelRAG A policy-aware hybrid RAG agent for secure question answering over code...	22	Experimental	—	Python
32	M-vdBerg/GraphRAG Graph-based RAG system: markdown files → PostgreSQL+AGE graph → MCP server	22	Experimental	—	Python
33	innomon/yzma-duckdb-rag A Retrieval-Augmented Generation (RAG) system implemented in Go	22	Experimental	3	Go
34	anton-lunden/inkdex RAG for your markdown docs, exposed over MCP. Local embeddings, zero config.	22	Experimental	—	TypeScript
35	agarwalvishal/mcp-rag-server MCP RAG server — local embeddings, your docs never leave your machine....	22	Experimental	—	Python
36	umiii100/local-rag-server Deploy a local, multi-user RAG system to query PDF and DOCX documents using...	22	Experimental	—	Python
37	kasssandr/archilles Calibre RAG for researchers: page-level citations and LLM access via MCP....	22	Experimental	—	Python
38	uiqkos/llamacloud-rag-mcp 🦙 Professional MCP server for LlamaCloud RAG - TypeScript implementation...	21	Experimental	—	JavaScript
39	Chiragadve/RAG-Sandbox RAG-Sandbox is a comprehensive, multi-tenant Agentic RAG...	21	Experimental	—	TypeScript
40	protocontext/protocontext Deterministic knowledge layer for RAG systems. Open standard + search...	21	Experimental	2	TypeScript
41	aniketpoojari/OmniDoc-QA-LLM-RAG Agentic NL-to-SQL assistant using Model Context Protocol (MCP) with...	19	Experimental	—	Python
42	gillisandrew/dprr-mcp Natural-language prosopographic queries for the Roman Republic. Generates...	19	Experimental	—	HTML
43	BrijeshRakhasiya/Agentic-Doc-Search-RAG Self-corrective Agentic RAG with LangGraph - eliminates hallucinations...	19	Experimental	—	Python
44	leomarviegas/Ollqd MCP client-server RAG system — index codebases & documents into Qdrant using...	19	Experimental	—	Python
45	RobThePCGuy/rag-vault One command. Zero cloud. Your docs stay private.	19	Experimental	—	TypeScript
46	torkian/rag-mcp-server A Model Context Protocol (MCP) server for RAG applications that connects to...	19	Experimental	—	Python
47	chakrikaguttameedi/agentic-rag-chatbot Agentic RAG Chatbot using Model Context Protocol (MCP) to answer queries...	19	Experimental	5	Python
48	node2flow-th/gemini-files-search-rag-mcp-community MCP server for Gemini RAG — manage File Search stores, upload documents,...	19	Experimental	—	TypeScript
49	nandinideshmukh/Document_Assistant Retrieval-Augmented Generation (RAG) based Document Assistant that enables...	19	Experimental	—	Python
50	jvanmelckebeke/mcp-synaptic Memory-enhanced MCP server with local RAG database and expiring memory capabilities	19	Experimental	3	Python
51	Papagiannopoulos/BioRAG-AI-Agent An Intelligent Biomedical Semantic-Retrieval System	18	Experimental	3	Python
52	mohandshamada/RAG-MCP Rag MCP server for ai documentation	17	Experimental	2	Python
53	CyprianFusi/MCP-rag-with-Chromadb A powerful MCP (Model Context Protocol) server that provides RAG...	17	Experimental	—	Python
54	musoukun/ragdb-mcp MCP対応のRAGシステム。Markdownドキュメントをベクトル化し、自然言語で高速検索。LibSQL、Qdrant、PostgreSQLに対応してます。	17	Experimental	2	TypeScript
55	krokozyab/ofrag Agentic SQL & RAG engine (MCP server) for Oracle Fusion. Features local...	16	Experimental	2	—
56	agarwalvishal/MCP-Powered-Agentic-RAG-Application A fully functional and intelligent application capable of fielding complex...	15	Experimental	—	Python
57	pgalonza/rag-project Retrieval-Augmented Generation project	15	Experimental	—	Python
58	SAKET-SK/RAG-MCP-Project An intelligent HR assistant that orchestrates multiple data sources using...	15	Experimental	—	Python
59	lalitsuryan/lightragmcp Model Context Protocol (MCP) server for LightRAG - 30+ tools for RAG and...	15	Experimental	—	Python
60	CyprianFusi/mcp-rag-chroma-streamlit A production-ready Retrieval-Augmented Generation (RAG) application built...	15	Experimental	—	Python
61	mohllal/markdown-rag-mcp 📖 A Retrieval-Augmented Generation (RAG) MCP server for markdown...	15	Experimental	—	Python
62	mhosigiri/DocuExtract AI-powered mortgage document extraction and intelligent policy Q&A system with RAG	14	Experimental	—	Python
63	ydkulks/rag-template Project template for creating RAG pipeline	14	Experimental	—	Python
64	kshidenko/rag-memory-pg-mcp PostgreSQL-based RAG Memory MCP Server with Supabase - hybrid semantic...	14	Experimental	—	JavaScript
65	ahardy42/devdocs-rag-mcp MCP server with RAG tooling for developer docs	14	Experimental	—	Python
66	modpotatodotdev/ASTRA AST-driven RAG with vector biased A* graph traversal	14	Experimental	—	Rust
67	diwushennian4955/velocirag-nexaapi-tutorial VelociRAG + NexaAPI: Lightning-Fast RAG Pipeline for AI Agents (No PyTorch!)...	14	Experimental	—	Jupyter Notebook
68	thebardchat/shanebrain_mcp 27-tool MCP server for Weaviate RAG + Ollama on Raspberry Pi 5 — knowledge,...	14	Experimental	—	Python
69	dzikrisyairozi/rag-mcp-pipeline-research A learning repository exploring Retrieval-Augmented Generation (RAG) and...	14	Experimental	1	Python
70	suwa-sh/local-RAG-backend This is the backend for a RAG system that runs on Docker Compose. It...	12	Experimental	1	Python
71	lerenaminy/AgeWell A RAG-powered clinical reasoning engine for longevity. Translates complex...	12	Experimental	1	Python
72	ArthurSrz/graphRAGmcp Repo for the MCP of the law graph	12	Experimental	1	Python
73	nateislas/PyRag PyRag is an MCP (Model Context Protocol) server that provides AI coding...	12	Experimental	1	Python
74	mayankag22/RAG_demo_with_monitor This application takes input from user via PDF and databricks table, updates...	12	Experimental	1	Python
75	AP3X-Dev/RIG Runtime Integration Gateway is the fastest way to ship safe agent tools....	11	Experimental	—	Python
76	sayeedajmal/personalGPT An autonomous AI agent with MCP (Model Context Protocol) integration,...	11	Experimental	—	JavaScript
77	nabojyoti/agentic-rag-a2a-mcp A unified AI agent system integrating Retrieval-Augmented Generation (RAG),...	11	Experimental	—	Python
78	cgaeking/rlm-connector Your complete documents folder READONLY as a RLM knowledge base MCP server...	11	Experimental	—	Python
79	Renewdxin/web-rag-fusion-mcp-server A powerful RAG (Retrieval-Augmented Generation) server with dynamic...	11	Experimental	—	Python
80	evokateur/rag-knowledge-mcp My RAG knowledge base MCP server	11	Experimental	—	Python
81	Pavansomisetty21/MCP-Powered-PDF-Retrieval-Augmented-Generation-Assistant In this we implemented RAG Architecture using MCP	11	Experimental	—	Python
82	Dellos12/projeto-rag-geometrico "Motor de RAG fundamentado em Geometria da Informação e Variedades...	11	Experimental	—	Python
83	norandom/ragflow-claude-desktop-local-mcp RAGflow at your GenAI flows - for expert-knowledge access based of complex documents	10	Experimental	4	Python

Comparisons in this category

mcp-local-rag and mcp-rag-server (65 vs 31) mcp-local-rag and srag (65 vs 33) mcp-local-rag and mcp-rag-server (65 vs 37) mcp-local-rag and Real-time-web-search-RAG-with-MCP (65 vs 28) mcp-local-rag and docrag (65 vs 26) mcp-local-rag and knowledge-to-action-mcp (65 vs 46) mcp-local-rag and repo-graphrag-mcp (65 vs 36) mcp-local-rag and ragmap (65 vs 36) mcp-local-rag and mcp-rag-agent (65 vs 27) mcp-local-rag and supernova-mcp-rag (65 vs 26)