Search and retrieval (RAG) MCP servers

1,829 servers

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

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1. LM llmx-mcp io.github.johnzfitch/llmx 1.1 · 22/100

   Fast codebase indexing and semantic search MCP server with BM25 and hybrid embeddings

   Not checked: registry not supported yet

   Search and retrieval (RAG) crates.io Local

2. FR Food Recipe io.github.AIDataNordic/food-recipe-mcp 1.1 · 22/100

   Semantic search across 50,000+ food recipes with hybrid retrieval and reranking.

   55.86% up · 30 days

   Food and drink Official MCP Registry Remote

3. SM semanticode-mcp-server io.github.yourusername/semanticode-mcp-server 1.1 · 22/100

   Semantic code search MCP server with MongoDB Vector Search and Voyage AI embeddings. 8 powerful tools for AI assistants.

   Check queued

   Search and retrieval (RAG) npm Local 12 a week

4. MD mdkb io.github.sstraus/mdkb 1.1 · 22/100

   Persistent memory, hybrid search, and code intelligence for Claude Code and Codex — with CLI, lifecycle hooks, and MCP

   Not checked: registry not supported yet

   Memory and context crates.io Local

5. PI pinakes io.github.chenkezhen480/pinakes-rs 1.1 · 22/100

   Self-hosted knowledge service for AI agents: an LLM-maintained wiki and a business graph, searched in milliseconds, far faster than RAG, with no LLM or database on the read path. HTTP and MCP.

   Not checked: registry not supported yet

   Databases crates.io Local

6. @M @iflow-mcp/renefichtmueller-papercortex com.npmjs.iflow-mcp/renefichtmueller-papercortex 1.1 · 22/100

   Self-hosted AI intelligence layer for Paperless-ngx with semantic search, receipt extraction, and MCP Server integration

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   Search and retrieval (RAG) npm Local MIT

7. FS FO Semantic MCP io.github.xplusplusai/fo-semantic-mcp 1.1 · 22/100

   Semantic search over 50,000+ Dynamics 365 F&O artifacts: tables, forms, classes, and more.

   Check queued

   Office documents and spreadsheets Official MCP Registry Local

8. MM Mirror Memory MCP Server io.github.Tr1ckyMag1ca1/mcp-server 1.1 · 22/100

   Personal knowledge base MCP server with semantic search, auto-categorization, metadata extraction

   0% up · 30 days

   Docs and knowledge bases Official MCP Registry Remote

9. @A @davidjinguoxu/agentcore io.github.david3xu/agentcore 1.1 · 21/100

   Local-first AI memory engine for multi-agent workflows — 17-tool MCP server. Zero config (LanceDB) or Azure (Cosmos + AI Search).

   Check queued

   Cloud platforms npm Local 1 a week MIT

10. @P @ygen-phoenix-kb/phoenix-rag-mcp com.npmjs.ygen-phoenix-kb/phoenix-rag-mcp 1.1 · 21/100

    MCP server that exposes Qdrant + Ollama as RAG tools (list_collections, search_collection, answer_question) over stdio.

    Check queued

    Search and retrieval (RAG) npm Local 21 a week MIT

11. WM webbo-mcp com.npmjs/webbo-mcp 1.1 · 21/100

    Local-first memory MCP server with local embeddings, vector search, and reranking

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    Search and retrieval (RAG) npm Local MIT

12. MK milvus-knowledge-mcp-server com.npmjs/milvus-knowledge-mcp-server 1.1 · 21/100

    MCP server for Milvus knowledge base integration with semantic search capabilities

    Check queued

    Search and retrieval (RAG) npm Local 3 a week APACHE-2.0

13. MI mixgram com.npmjs/mixgram 1.1 · 21/100

    General-purpose Markdown memory with collections, tags, text and semantic search over MCP and CLI.

    Check queued

    Office documents and spreadsheets npm Local 20 a week MIT

14. M3 microsoft-365-mcp io.github.jlfn/microsoft-365-mcp 1.1 · 21/100

    Hybrid vector + BM25 RAG over the official Microsoft 365 documentation (MicrosoftDocs/microsoft-365-docs), served as an MCP server

    Not checked: registry not supported yet

    Search and retrieval (RAG) crates.io Local

15. CM ctv-mcp-server com.npmjs/ctv-mcp-server 1.1 · 21/100

    MCP Server for Veeva Clinical Trial Vault (ctv.veeva.com) - detail extraction, RAG export, notification, reporting and query

    Check queued

    Search and retrieval (RAG) npm Local 19 a week MIT

16. MU mcp-unlocked com.npmjs/mcp-unlocked 1.1 · 21/100

    MCP Unlocked, a book about building Model Context Protocol servers, served to your AI as an MCP server. Chapters as resources, full-text search, and review prompts.

    Check queued

    Model and agent tools npm Local 19 a week SEE-LICENSE-IN-README.MD

17. RM rag-mungil-mcp com.npmjs/rag-mungil-mcp 1.1 · 21/100

    Autonomous RAG-MUNGIL Model Context Protocol (MCP) Server for AI Agents

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    Search and retrieval (RAG) npm Local 19 a week MIT

18. BL Bookmark Lens io.github.cornelcroi/bookmark-lens 1.1 · 21/100

    Local-first bookmark management with semantic search and AI-powered organization

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    Search and retrieval (RAG) Official MCP Registry Local

19. NO notidium io.github.pjankiewicz/notidium 1.1 · 21/100

    Developer-focused, local-first note-taking with semantic search and MCP integration

    Not checked: registry not supported yet

    Docs and knowledge bases crates.io Local

20. @C @100xprompt/chitta com.npmjs.100xprompt/chitta 1.1 · 21/100

    Chitta - permission-aware memory for AI agents: a knowledge-graph + vector memory MCP server + SDK with per-user access control. Runs on Bun. By 100xprompt.

    Check queued

    Memory and context npm Local 18 a week MIT

21. @D @yellowdog-digital/skynet io.github.patgpt/skynet 1.1 · 21/100

    Advanced Model Context Protocol server with persistent memory using Memgraph and ChromaDB

    Check queued

    Memory and context npm Local MIT

22. WE Webshift io.github.x-monk/webshift 1.1 · 21/100

    Rust MCP server for denoised web search — fetch, clean, and rerank web content for AI agents.

    Not checked yet

    Web search and scraping Official MCP Registry

23. QM qex-mcp io.github.us/qex 1.1 · 21/100

    Lightweight MCP server for semantic code search — BM25 + optional dense vectors + tree-sitter chunking

    Not checked: registry not supported yet

    Developer tools crates.io Local

24. CO conproxy io.github.jmcgrath207/conproxy 1.1 · 21/100

    Cache proxy server for heterogeneous RAG/vector search backends with cascade, scope, and MCP

    Not checked: registry not supported yet

    Search and retrieval (RAG) crates.io Local

25. DM deAPI MCP Server io.github.deapi-ai/mcp-server-deapi 1.0 · 21/100

    39 AI tools: transcription, video description, image & video generation, TTS, music, OCR via deAPI

    100% up · 30 days

    Design and media Official MCP Registry Remote

26. TU TubExperto io.github.jupediaz/tubexperto 1.0 · 21/100

    Personal YouTube AI knowledge base powered by RAG. Query your subscribed YouTube channels.

    100% up · 30 days

    Docs and knowledge bases Official MCP Registry Remote

27. @B @connorbritain/beacon-mcp com.npmjs.connorbritain/beacon-mcp 1.0 · 21/100

    MCP server for Beacon — a personal, agent-readable knowledge system on Supabase + pgvector

    Check queued

    Databases npm Local MIT

28. AO abb-opencode-local-rag com.npmjs/abb-opencode-local-rag 1.0 · 21/100

    Local RAG MCP Server for opencode - with automatic MCP instructions for project/common indexing

    Check queued

    Search and retrieval (RAG) npm Local 15 a week MIT

29. DM Doc Mcp co.huggingface.agents-mcp-hackathon/doc-mcp 1.0 · 21/100

    RAG on documentations for your agent

    100% up · 30 days

    Git and code hosting Hugging Face Spaces Remote 5 tools MIT

30. RA ragfer io.github.lelabdev/rag-ferrite 1.0 · 21/100

    Hybrid RAG engine — semantic + keyword search, MCP-native, single binary

    Not checked: registry not supported yet

    Search and retrieval (RAG) crates.io Local

31. VM vector-mcp com.npmjs/vector-mcp 1.0 · 21/100

    Vector MCP server — manage tasks, threads, and standups from your coding agent

    Check queued

    Search and retrieval (RAG) npm Local 14 a week MIT

32. WE Webshift io.github.annibale-x/webshift 1.0 · 21/100

    Rust MCP server for denoised web search — fetch, clean, and rerank web content for AI agents.

    Not checked yet

    Web search and scraping Official MCP Registry

33. VP VaultCrux Platform io.github.CueCrux/vaultcrux-platform 1.0 · 21/100

    VaultCrux Platform — 60 tools: retrieval, proof, intel, economy, watch, org

    0% up · 30 days

    Search and retrieval (RAG) Official MCP Registry Remote

34. SP schema-page-rag io.github.luffy-xu/schema-page-rag 1.0 · 21/100

    MCP server for Schema Page RAG integration with Cursor

    Check queued

    Search and retrieval (RAG) npm Local 1 a week MIT

35. @A @fingerskier/augment com.npmjs.fingerskier/augment 1.0 · 21/100

    Local RAG memory system for coding agents

    Check queued

    Coding agent tools npm Local 12 a week APACHE-2.0

36. @R @ruvector/rvf-mcp-server com.npmjs.ruvector/rvf-mcp-server 1.0 · 20/100

    MCP server for RuVector Format (RVF) vector database — stdio and SSE transports

    Check queued

    Search and retrieval (RAG) npm Local MIT

37. @S @theglitchking/semantic-pages com.npmjs.theglitchking/semantic-pages 1.0 · 20/100

    Semantic search + knowledge graph MCP server for markdown vaults. Claude Code plugin with auto-wiring for .claude/.vault and read-only .documentation companion when hit-em-with-the-docs is installed.

    Check queued

    Docs and knowledge bases npm Local 15 a week MIT

38. AG AgentJournal io.github.brendankowitz/agent-session-search-tools 1.0 · 20/100

    A .NET global tool and MCP server for indexing, searching, and exporting AI agent conversation sessions. Supports Claude Code, GitHub Copilot CLI, with hybrid lexical/semantic search and temporal deca

    Not checked: registry not supported yet

    Git and code hosting NuGet Local

39. EE essence-engine io.github.ruchit-p/essence 1.0 · 20/100

    A fast web retrieval engine with HTTP-to-browser fallback, producing LLM-ready Markdown

    Not checked: registry not supported yet

    Browser automation crates.io Local

40. ME meshdb io.github.meshpop/meshdb 1.0 · 20/100

    Distributed search and indexing MCP — full-text search, semantic queries, structured data

    Not checked yet

    Search and retrieval (RAG) Official MCP Registry

41. CM Copilot Memory MCP io.github.LabForgeDev/copilot-memory-mcp 1.0 · 20/100

    Persistent semantic memory for AI agents using local ChromaDB vector search. No cloud required.

    Not checked: registry not supported yet

    Memory and context Official MCP Registry Remote

42. @I @mcpflow.io/mcp-aws-kb-retrieval-server com.npmjs.mcpflow.io/mcp-aws-kb-retrieval-server 1.0 · 20/100

    使用Bedrock Agent Runtime从AWS知识库检索信息的MCP服务器实现。

    Check queued

    Cloud platforms npm Local MIT

43. CO Connapse io.github.Destrayon/connapse 1.0 · 20/100

    Self-hosted knowledge backend for AI agents with hybrid search and MCP tools

    Not checked: registry not supported yet

    Search and retrieval (RAG) Official MCP Registry Remote

44. DM deadline-mcp-server io.github.jackjozwik/deadline-mcp-server 1.0 · 20/100

    MCP server for Deadline (Thinkbox) documentation search and retrieval

    Check queued

    Docs and knowledge bases npm Local MIT

45. @P @mseep/prem-mcp-server io.github.premai-io/prem-mcp-server 1.0 · 20/100

    A Model Context Protocol server for Prem AI - enables AI assistants to interact with Prem's ecosystem for chat completions and RAG capabilities.

    Check queued

    Communication and chat npm Local 11 a week

46. @E @guqings/exo com.npmjs.guqings/exo 1.0 · 20/100

    Your exocortex. Ingest ChatGPT exports, PDFs, and files into a searchable knowledge base. Hybrid FTS5 + vector search. LLM-compiled knowledge pages. MCP server for Claude Code and Cursor.

    Check queued

    Files and storage npm Local 14 a week MIT

47. @M @bluenotelogic/mcp com.npmjs.bluenotelogic/mcp 1.0 · 20/100

    CaveauAI MCP server — RAG context injection for Claude Code/Desktop and other MCP hosts. Each client uses their own token + retrieval profiles.

    Check queued

    Search and retrieval (RAG) npm Local 8 a week APACHE-2.0

48. SD sonr-daemon io.github.skyne98/sonr 1.0 · 20/100

    Background daemon for sonr, providing semantic search capabilities using local LLMs

    Not checked: registry not supported yet

    Search and retrieval (RAG) crates.io Local