Search and retrieval (RAG) MCP servers

1,794 servers

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

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codebaxing io.github.duysolo/codebaxing-5wq035

MCP server for semantic code search. Index your codebase and search using natural language.

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Developer tools npm Local 56 a week MIT
encode-ui io.github.reuvenaor/encode-ui

Component lookup over the encode-ui shadcn registry, as an MCP server. Zero setup; local embeddings, no API keys.

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Utilities npm Local 22 a week MIT
@d365portal/d365fo-context-mcp io.github.staroffire28/eddy-context-mcp

MCP Server for D365FO Context - Dynamics 365 Finance & Operations semantic search with 60+ specialized tools

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Search and retrieval (RAG) npm Local MIT
dowse io.github.ltspace/dowse

Fast local full-text search for Windows files (tantivy + jieba), exposed to AI agents over MCP.

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Files and storage Official MCP Registry · crates.io Local
@totalreclaw/mcp-server io.github.p-diogo/totalreclaw-mcp

End-to-end encrypted memory for AI agents — portable, yours forever. MCP server with XChaCha20-Poly1305 E2EE, semantic search, import/export, and on-chain storage

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Files and storage npm Local 21 a week MIT
@tr4n2uil/codebase-mcp io.github.tr4n2uil/codebase_mcp

Cursor for Claude Code: Local semantic search over a repository with MCP

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Developer tools npm Local 21 a week APACHE-2.0
@itz4blitz/agentful-mcp-server io.github.itz4blitz/agentful-mcp-server

MCP server for agentful pattern learning with vector database

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Search and retrieval (RAG) npm Local MIT
@amritessh/scalpel io.github.amritessh/scalpel-mcp

Symbol-level codebase retrieval MCP server: get_symbol(name) returns a definition span + usages, never a whole file.

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Developer tools npm Local 5 a week ISC
@tryhamster/gerbil io.github.gethamster/gerbil

On-device LLM inference for the browser and Node.js — text, vision, speech (TTS/STT), and embeddings on a native WebGPU engine. Offline, private, no API keys. React hooks, MCP, and Vercel AI SDK inclu

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Design and media npm Local 20 a week MIT
@ozbombor/code-intelligence-mcp io.github.darkbluelr/code-intelligence-mcp

MCP Server for code intelligence capabilities (Embedding, Graph-RAG, Call-chain tracing, Bug locator)

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Developer tools npm Local MIT
Memwright io.github.bolnet/memwright

Embedded memory for AI agents with SQLite, pgvector, and Neo4j graph search.

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Databases Official MCP Registry Local
@ambicuity/kindx io.github.ambicuity/kindx

KINDX - On-device hybrid search engine for markdown documents with BM25, vector embeddings, and LLM reranking

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Search and retrieval (RAG) npm Local 19 a week MIT
@aylina_ankali/code-rag-mcp io.github.ankali-aylina/code-rag

Code RAG MCP server: semantic indexing and retrieval of a local codebase (declaration-aware chunking + bge-m3 embeddings + Qdrant hybrid search). Exposes search_code / index_codebase / index_status /

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Search and retrieval (RAG) npm Local 19 a week MIT
@will-cppa/pinecone-read-only-mcp io.github.cppalliance/pinecone-read-only-mcp-typescript

A Model Context Protocol (MCP) server that provides semantic search over Pinecone vector databases using hybrid search (dense + sparse) with reranking.

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Search and retrieval (RAG) npm Local 19 a week BSL-1.0
@tocharian/mcp-server-elasticsearch-sl io.github.tocharianou/mcp-server-elasticsearch-sl

Elasticsearch MCP Server with full version support (ES 5.x-9.x) and comprehensive API access

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Search and retrieval (RAG) npm Local APACHE-2.0
Sourcegraph MCP Server io.github.sourcegraph/mcp

Sourcegraph code search, semantic search, go-to-definition, find-references, and diff search.

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Developer tools Official MCP Registry · GitHub MCP Registry Remote
@ratel-ai/ratel-local io.github.ratel-ai/ratel-local

Ratel Local package: a project-scoped persistent MCP gateway with BM25, semantic, and hybrid capability search plus the ratel-local CLI.

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Search and retrieval (RAG) npm Local 17 a week MIT
swiftide-agents io.github.bosun-ai/swiftide

Composable LLM agents, typed task graphs, and streaming RAG pipelines in Rust

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DevOps and infrastructure crates.io Local
@quitegoodproject/tokenmarkdown-mcp io.github.quitegoodproject/tokenmarkdown

Sub-150ms Web-to-Markdown Engine & Model Context Protocol (MCP) Server for LLM Context Efficiency & RAG Pipelines.

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DevOps and infrastructure npm Local 16 a week MIT
@vulhdev/knowledge-base io.github.vulhdev/knowledge-base

MCP server for persistent document storage with full-text search

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Docs and knowledge bases npm Local 16 a week MIT
ailore io.github.gregdalzotto/ailore

Local-first semantic search and RAG for your codebase and docs. Ask questions in natural language and get answers grounded in your own files, with citations. Works fully offline with Ollama, or with O

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Model and agent tools npm Local 16 a week MIT
openclaw-thalamus io.github.msbel5/openclaw-thalamus

Thalamus cognitive hub for OpenClaw: packet handoff, vector memory, routing telemetry, encoder daemon, and multimodal ingest.

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Memory and context npm Local 16 a week MIT
Tokennuke io.github.BigJai/tokennuke

Code indexing MCP: 15 tools, 10 languages, hybrid search, call graphs, O(1) retrieval.

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Search and retrieval (RAG) Official MCP Registry Local
Codemunch Pro io.github.BigJai/codemunch-pro

Code indexing MCP: 15 tools, 10 languages, hybrid search, call graphs, O(1) retrieval.

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Search and retrieval (RAG) Official MCP Registry Local
docsearch-mcp io.github.patrickkoss/docsearch-mcp

MCP server and CLI tool for local document search with hybrid semantic+keyword search across PDFs, files, and Confluence

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Office documents and spreadsheets npm Local 26 a week APACHE-2.0
@chirag127/mdv-mcp io.github.chirag127/mdv-mcp

Local MCP server for Obsidian/markdown vaults. NVIDIA nemotron-3-embed-1b semantic search, pure-JS int8 vector store, OKF frontmatter, wikilinks, memory, live file watcher.

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Search and retrieval (RAG) npm Local 15 a week MIT
@connordb/mcp-server io.github.identy-cloud/connordb-mcp-server

MCP (Model Context Protocol) server for ConnorDB — gives LLM agents (Claude Desktop, Cursor, Claude Code, any MCP client) one-click access to a ConnorDB engine: hybrid search, document retrieval, audi

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Search and retrieval (RAG) npm Local 15 a week SEE-LICENSE-IN
@purplesquirrel/nvidia-mcp io.github.expertvagabond/nvidia-mcp

MCP server wrapping 20 NVIDIA AI pipelines — router, RAG, safety, research, code review, guardrails, and more

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Developer tools npm Local 15 a week MIT
@wit-secops/itglue-mcp io.github.wit-secops/itglue-mcp

MCP server for the ITGlue API — documents, sections, organizations, configurations, contacts, locations, domains, expirations, and flexible assets, plus a local content-search index.

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Office documents and spreadsheets npm Local 15 a week MIT
mcp-arabic-ms-word io.github.marwandevspace/mcp-arabic-ms-word

High-precision Arabic Microsoft Word MCP server with RAG cognitive intent reasoning, docx creation, inspection, RTL styling, text repair, XML decompression & surgery, BiDi OpenXML surgery, visual page

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Office documents and spreadsheets npm Local 15 a week MIT
mcp-web-hound io.github.ilgizar-valiullin/mcp-web-hound

MCP Web Hound — unified web search, GitHub search, and GitLab search tools with caching, reranking, and rate limits

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Git and code hosting npm Local 15 a week MIT
claude-code-vault io.github.bernabranco/claude-code-vault

Local-first markdown knowledge vault for Claude Code — semantic search, graph-aware context, and MCP integration

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Office documents and spreadsheets npm Local 18 a week MIT
@konamgil/everything-search-mcp io.github.konamgil/everything-search-mcp

MCP server exposing voidtools Everything search via FFI. Supports Everything 1.4 (filename search) and 1.5 (content indexing + snippet highlighting). Index-backed full-text search faster than ripgrep

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Search and retrieval (RAG) npm Local 14 a week MIT
@mcptoolshop/db-cluster io.github.mcp-tool-shop-org/db-cluster

AI-native federated database cluster with typed errors, mutation receipts, and MCP/SDK/CLI surfaces — for AI agents needing trustworthy retrieval and operators needing safe writes.

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Databases npm Local 14 a week MIT
@zsc-glitch/knowledge-keeper-mcp io.github.zsc-glitch/knowledge-keeper-mcp

AI Memory & Knowledge Management MCP Server — 32 tools, BM25 R@5=95%, hybrid search (RRF), knowledge graph, analytics, cloud sync, Obsidian compatible. Works with Claude Code, Cursor, Gemini CLI, Wind

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Docs and knowledge bases npm Local 14 a week MIT
directory-indexer io.github.peteretelej/directory-indexer

AI-powered directory indexing with semantic search for MCP servers

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Search and retrieval (RAG) npm Local 14 a week MIT
fln io.github.nesvet/fln

A local, explainable context compiler for AI coding agents. Analyze, plan, and emit optimal context — with diagnostics. Retrieval without embeddings, context without a server.

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Search and retrieval (RAG) npm Local 14 a week MIT
repospector-mcp io.github.srewoo/repospector-mcp

RepoSpector as an MCP server — repository graph and retrieval context for Claude and Codex. No API key.

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Git and code hosting npm Local 14 a week MIT
Ragalgo io.github.kokogo100/ragalgo

Dynamic RAG Engine preventing AI hallucinations in Korean Finance and Crypto markets.

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Finance and payments Official MCP Registry · npm Local 20 a week MIT
@agenticide/skills-mcp io.github.agentic-ide/aide-cloud-mcp-server

MCP server for Aide — connect any AI coding session to your team's skill profiles, knowledge base, and semantic search

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Docs and knowledge bases npm Local 15 a week BSL-1.1
@hainingwang113/obsai io.github.hainingwang113/obsai

Local-first Obsidian retrieval CLI and MCP server for AI agents.

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Docs and knowledge bases npm Local 13 a week MIT
@huanf/echo io.github.huanhuanhuanfff/echo

Local evidence-only Markdown retrieval MCP

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Office documents and spreadsheets npm Local 13 a week MIT
@miadisabelle/qmd io.github.miadisabelle/mia-qmd

Query Markup Documents - On-device hybrid search for markdown files with BM25, vector search, and LLM reranking

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Search and retrieval (RAG) npm Local 13 a week MIT
@tachu/extensions io.github.dangaogit/tachu-extensions

Tachu extensions (release candidate) — OpenAI/Anthropic/Mock providers, 22 built-in tools, execution backends, MCP adapters (stdio+SSE), vector stores (local/Qdrant), observability emitters, input tra

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Search and retrieval (RAG) npm Local 13 a week APACHE-2.0
@zensystemai/zengram-mcp io.github.zensystemai/zengram-nh8j80

Persistent memory for AI agents — pgvector + BM25 keyword search with RRF fusion, credential scrubbing, auto-consolidation.

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Memory and context npm Local 13 a week MIT
anyindex-mcp io.github.officialalexeev/anyindex-mcp

Fully local MCP server for indexing a codebase and answering semantic search queries about it. No external API calls, no telemetry, no server process to run.

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Developer tools npm Local 13 a week MIT
brain-mcp-server io.github.0001-yidev/brain-mcp-server

Personal Knowledge Brain for developers — MCP server with typed neurons, hybrid search (FTS5 + vector), knowledge graph, vault encryption, time-travel history, and spaced repetition. 100% local, SQLit

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Memory and context npm Local 15 a week MIT
claudecached io.github.nysa-patel/claudecache

Local caching/memory layer for Claude Code — avoids re-spending tokens on identical or near-duplicate queries. 100% local: SQLite + local embeddings, no telemetry, no external calls.

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Memory and context npm Local 13 a week MIT