Search and retrieval (RAG) MCP servers

1,828 servers

Index your own content and search it by meaning (retrieval-augmented generation, RAG).

Filter and sort these servers

Start from the first servers

bd-acw-rag-mcp io.github.yourusername/bd-acw-rag-mcp

MCP (Model Context Protocol) server for ACW RAG (Retrieval Augmented Generation) service - sync and query knowledge base

Version check not run yet

Search and retrieval (RAG) npm Local 5 a week MIT
@gianged/cindex io.github.gianged/cindex

Semantic code search and context retrieval MCP server for large codebases

Version check not run yet

Developer tools npm Local 3 a week MIT
mcp-get-biji-server io.github.yourusername/mcp-get-biji-server

MCP server for Get笔记 API integration - AI-powered knowledge base search and retrieval

Version check not run yet

Docs and knowledge bases npm Local 3 a week MIT
mag-memory io.github.george-rd/mag

MAG — Local MCP memory server with ONNX embeddings and semantic search

Version check not run yet

Search and retrieval (RAG) crates.io Local
elasticsearch-read com.npmjs/elasticsearch-read

Production-ready MCP server integrating the official Elasticsearch client (read-only query tools)

Version check not run yet

Search and retrieval (RAG) npm Local 4 a week MIT
@sekora/document-search-mcp com.gitlab.sekora-ai/document-search-mcp

Document Search MCP Server built with TypeScript and MCP Framework

Version check not run yet

Office documents and spreadsheets npm Local 6 a week MIT
@ema.viv/mistral-ai-api io.github.ema-viv/mistral-ai-api

Our Chat Completion and Embeddings APIs specification. Create your account on [La Plateforme](https://console.mistral.ai) to get access and read the [docs](https://docs.mistral.ai) to learn how to use

Version check not run yet

Model and agent tools npm Local 11 a week MIT
Snipara io.github.snipara/snipara-vscode

Project-scoped memory and context for AI agents - durable decisions, source-backed retrieval, code graph context, and team collaboration

Not checked yet

Developer tools Open VSX MIT
@leon4s4/memorizer-server io.github.leon4s4/memorizer-ts-server

Airgapped AI memory service with embedded models - semantic search, versioning, MCP integration

Version check not run yet

Memory and context npm Local 2 a week MIT
rullama-rag io.github.brainwires/rullama-framework-6w4sjy

Codebase indexing + hybrid retrieval (vector + BM25) for the rullama agent framework. Includes AST-aware chunking via tree-sitter (12 languages), Git history search, and reranking via spectral diversi

Version check not run yet

Search and retrieval (RAG) crates.io Local
hearthstone-decks-mcp io.github.yinshawnrao/hearthstone-decks-mcp

MCP Server for Hearthstone deck parsing and card information retrieval with stdio, SSE and HTTP support

Version check not run yet

Search and retrieval (RAG) npm Local 7 a week MIT
rag io.github.yingkitw/rag

A Rust library and CLI for Retrieval-Augmented Generation

Version check not run yet

Search and retrieval (RAG) crates.io Local
hackernews-mcp io.github.devrelopers/hackernews-mcp

A stdio Model Context Protocol (MCP) server exposing read-only Hacker News tools — browse story feeds, read capped comment trees, look up users, and full-text search via the official Firebase and Algo

Version check not run yet

Web search and scraping crates.io Local
auggie-context-mcp io.github.aj47/auggie-context-mcp-0e30t6

MCP server exposing Auggie CLI for codebase context retrieval

Version check not run yet

Developer tools npm Local 3 a week MIT
lance-mcp io.github.adiom-data/lance-mcp-deksm7

MCP server for interacting with LanceDB database

Version check not run yet

Databases npm Local 14 a week MIT
rbm-rag-mcp-server io.github.yusuf/mcp-pgvector-server-pasfdg

MCP Rag search of the customer related informations

Version check not run yet

Search and retrieval (RAG) npm Local 7 a week MIT
terrain io.github.kyow/terrain

A lightweight, configurable, local-first full-text search engine for Markdown knowledge bases with Japanese text support

Version check not run yet

Web search and scraping crates.io Local
mcp-kb io.github.alejandrojunco/mcp-kb

MCP server for knowledge base with Mastra.ai and pgvector

Version check not run yet

Docs and knowledge bases npm Local 3 a week MIT
mcp-typesense-syia io.github.syia-ai/ship_manuals_mcp-w5ax7m

Model Context Protocol (MCP) server for Typesense with image support and compression

Version check not run yet

Search and retrieval (RAG) npm Local 3 a week MIT
semantic-retrieval-mcp com.npmjs/semantic-retrieval-mcp

Semantic code retrieval MCP Server — natural language → relevant code snippets, with incremental sync and file watching

Version check not run yet

Search and retrieval (RAG) npm Local 115 a week MIT
hakamana-mcp-server io.github.alinontech/hakamana

MCP server for Hakamana - Access extractive chunks and vector search via MCP

Version check not run yet

Search and retrieval (RAG) npm Local 4 a week MIT
pinecone-mcp io.github.your-username/pinecone-mcp

MCP server for interacting with Pinecone vector database

Version check not run yet

Search and retrieval (RAG) npm Local 10 a week MIT
ardf-mcp-server io.github.mauricioperera/ardf-sdk

MCP server for ARDF - Give Claude access to 100+ APIs through semantic search

Version check not run yet

Search and retrieval (RAG) npm Local 2 a week MIT
@q3labs/icp-coder io.github.quantum3-labs/icp-coder

A Retrieval-Augmented Generation MCP server for Motoko code search and code generation

Version check not run yet

Developer tools npm Local 3 a week MIT
@scom/mcp-rag io.github.scom-repos/mcp-scom

MCP server providing RAG capabilities for SCOM framework code generation

Version check not run yet

Search and retrieval (RAG) npm Local 8 a week AGPL-3.0
opencode-memory io.github.rajarshighoshal/opencode-memory

Persistent semantic memory for AI agents — a single self-contained stdio MCP server over SQLite + sqlite-vec with local llama.cpp embeddings.

Version check not run yet

Memory and context crates.io Local
@chinchillaenterprises/mcp-typesense io.github.chinchillaenterprises/chillmcp-4m37yc

A Model Context Protocol server that provides access to Typesense search capabilities

Version check not run yet

Search and retrieval (RAG) npm Local 7 a week MIT
bm25_turbo io.github.thesaucesuite/bm25-turbo-rust-python-wasm-cli

The fastest BM25 information retrieval engine — 28K QPS on 8.8M docs

Version check not run yet

Search and retrieval (RAG) crates.io Local
@nockdev/hsa com.npmjs.nockdev/hsa

HSA - Hierarchical Semantic Analysis MCP Server for AI Code Agents. Token-optimized context engine with BM25+ search, Merkle tree change detection, 84+ built-in library docs, persistent memory, and re

Version check not run yet

Memory and context npm Local 75 a week MIT
@notbnull/mcp-cursor-taskmaster io.github.notbnull/mcp-cursor-taskmaster

A project-scoped MCP server requiring explicit --project-dir configuration for task management, memory retrieval, and agentic workflows

Version check not run yet

Project management npm Local 7 a week MIT
vector-bridge-mcp io.github.servesys-labs/claude-agents-vector-bridge

Global vector memory MCP server with intelligent learning and feedback for Claude Code

Version check not run yet

Search and retrieval (RAG) npm Local 3 a week MIT
@notbnull/mcp-rag-context io.github.notbnull/mcp-rag-context

A lightweight MCP server for RAG-based memory context management with local vector store

Version check not run yet

Search and retrieval (RAG) npm Local 7 a week MIT
rustglm io.github.blueokanna/rustglm

Production-oriented async Rust SDK for Zhipu GLM, Realtime, Batch, RAG and MCP

Version check not run yet

Search and retrieval (RAG) crates.io Local
code-session-memory com.npmjs/code-session-memory

Automatically index OpenCode, Claude Code, Cursor, VS Code, Codex, and Gemini CLI sessions into a shared sqlite-vec vector database for semantic search across your AI coding history

Version check not run yet

Memory and context npm Local 69 a week MIT
@nikita-bekish/code-assistant io.github.nikita-bekish/my-code-assistant

AI-powered code assistant CLI with RAG, LLM classification, and MCP tools for frontend development

Version check not run yet

Developer tools npm Local 1 a week MIT
@hannesrudolph/mcp-ragdocs io.github.hannesrudolph/mcp-ragdocs

An MCP server for semantic documentation search and retrieval using vector databases to augment LLM capabilities.

Version check not run yet

Search and retrieval (RAG) npm Local 10 a week MIT
ReactiveMemory MCP Server io.github.chrispulman/reactivememory.mcp.server

ReactiveMemory MCP server with vector-compatible storage, managed memory APIs, optional local model/NPU support, mining pipeline, and temporal knowledge graph.

Version check not run yet

Memory and context NuGet Local
zing-cli io.github.zinghall/zing-cli

CLI tool + MCP server for paid semantic search on Zing

Version check not run yet

Search and retrieval (RAG) crates.io Local
@cellm-ai/oracle io.github.murillodutt/cellm

CELLM Oracle - Persistent memory and semantic search for AI development

Version check not run yet

Memory and context npm Local MIT
pali io.github.butterflyskies/pali

Pali — semantic memory server for AI agents. Pure-Rust embeddings, hybrid retrieval, git-backed storage.

Version check not run yet

Search and retrieval (RAG) crates.io Local
retrieval-mcp io.github.abendrothj/retrieval-mcp

Context-efficient code retrieval over MCP: four tools chosen by measurement, no index files, no daemon, offline by default

Version check not run yet

Search and retrieval (RAG) crates.io Local
SOAR Record Gateway ai.lateos/soar-record-gateway

SOAR security playbooks for AI agents: fetch, full-text search, and count. Metered via Stripe.

100% up · 30 days

Security Official MCP Registry Remote
OpenMayhem ai.openmayhem/openmayhem

Use OpenMayhem text, embedding and media models with explicit cost controls.

100% up · 30 days

Search and retrieval (RAG) Official MCP Registry Local Remote
Topic Scorer co.pixelcove/topic-scorer

Score pages against 11,485 public taxonomy categories by embedding similarity. Free.

100% up · 30 days

Search and retrieval (RAG) Official MCP Registry Remote
3GPP Scout com.3gppscout/scout

Hosted 3GPP MCP server for Rel-15–20 TS/TR search. Index stays current.

100% up · 30 days

Search and retrieval (RAG) Official MCP Registry Remote
AI SENSE Free Public Tools com.aisenseapi/free-public-tools

79 public tools: agent workflows, audio data transfer, semantic search, queues and webhooks.

100% up · 30 days

Security Official MCP Registry Remote
MyAITwin com.lutolearn/myaitwin

A personal RAG database you build from chat, so AI creates work that sounds like you.

100% up · 30 days

Databases Official MCP Registry Remote
Investbrain com.mangofolio/investbrain

Investment discipline MCP server with RAG, behavior detection, journaling, and market data.

Not checked yet

Finance and payments Official MCP Registry