Search and retrieval (RAG) MCP servers

1,823 servers

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@13w/local-rag io.github.13w/local-rag

Distributed semantic memory + code RAG as an MCP plugin for Claude Code agents

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Search and retrieval (RAG) npm Local 55 a week
claude-codemem io.github.madappgang/claudemem

Local code indexing tool with semantic search for Claude Code - MCP server and CLI

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Search and retrieval (RAG) npm Local 20 a week MIT
ace-tool io.github.eastxiaodong/ace-tool

MCP server for codebase indexing and semantic search

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Developer tools npm Local 42 a week MIT
rag-memory-pg-mcp io.github.kshidenko/rag-memory-pg-mcp

PostgreSQL-based RAG Memory MCP Server with Supabase - knowledge graph + semantic search

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Memory and context npm Local 31 a week MIT
information-retrieval-mcp-server io.github.godzilla675/agentic-ai-tool-suite-information-retrieval-server

MCP server for information retrieval with web search, web crawling, and image search capabilities

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

The [Model Context Protocol](https://modelcontextprotocol.io/introduction) (MCP) is a standard that allows coding assistants and other AI tools to interact with platforms like Pinecone. The Pinecone D

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Search and retrieval (RAG) npm Local APACHE-2.0
@code-context-engine/mcp io.github.yeuxuan/context-engine-mcp-client

MCP server that gives Claude Code, Cursor, and any MCP client real codebase context without burning tokens — incremental sync, hybrid dense+sparse+symbol-graph retrieval, token-budgeted context packs.

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Developer tools npm Local 4 a week MIT
@jbarket/loomai io.github.sleepunit-agents/loom

MCP server for persistent AI agent identity and memory. Single-file sqlite-vec + local ONNX embeddings; zero external services.

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Search and retrieval (RAG) npm Local 4 a week AGPL-3.0-OR-LATER
@lihangcz/dsh-fin-trace io.github.yiwufen/fin-trace-dsh-fin-trace

DeepSeek Harness (dsh) plugin embedding the fin-trace agent loop — multi-hop relationship reasoning over a financial knowledge graph, exposed as async tools (start/status/cancel)

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Model and agent tools npm Local 4 a week AGPL-3.0
@mukundakatta/embspec-mcp io.github.mukundakatta/embspec-mcp

MCP server: embedding pipeline ops + drift detection for production RAG. Assert query encoder matches index manifest; compute retriever stability between two index versions on a frozen probe set.

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Search and retrieval (RAG) npm Local 4 a week APACHE-2.0
@originchain/mcp-server io.github.originchain-ai/mcp-server

Model Context Protocol (MCP) server for OriginChain — exposes ask, sql, vector, full-text, and schema tools to Claude Desktop, Cursor, and any MCP-aware AI IDE.

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Developer tools npm Local 4 a week MIT
@songth/qmdx io.github.will-gabia/qmdx

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 4 a week MIT
@tools-for-agents/lens io.github.tools-for-agents/lens

Token-efficient code retrieval for agents: FTS5 search, symbol outlines, surgical reads.

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Search and retrieval (RAG) npm Local 4 a week MIT
@zqm-labs/ollama-bridge io.github.zqm-computing/ollama-bridge

MCP server that bridges Cline to local Ollama models for tool calling, embeddings, and model querying — by ZQM Labs

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Model and agent tools npm Local 4 a week MIT
context-retriever-mcp io.github.sara-hamza/context-retriever

Local vector retrieval MCP server for coding agents: semantic code search, session-transcript memory, and a live token-savings counter. 100% on-device.

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Search and retrieval (RAG) npm Local 4 a week MIT
devecocli-mcp io.github.kelai141/devecocli-mcp

Unified MCP server for HarmonyOS development: capability search (RAG-style), orchestrated devecocli invocation, and fast official documentation lookup

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Docs and knowledge bases npm Local 4 a week MIT
local-engram io.github.kingprimes/localengram

Local-first vector memory service for AI agents, exposed through MCP.

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Memory and context npm Local 4 a week MIT
mementos io.github.qehbr/mementos

Encrypted AI memory vault for any AI tool. E2EE vectors, RAG retrieval, git sync.

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Search and retrieval (RAG) npm Local 4 a week APACHE-2.0
olx-india-mcp io.github.automate-with-sanjay/olx_india_mcp_server

MCP Server for OLX India listings search and details retrieval

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Search and retrieval (RAG) npm Local 4 a week MIT
opcode-pg-memory io.github.vbs313/opcode-pg-memory

**OpenCode 长期记忆插件** — PostgreSQL + pgvector 跨平台记忆持久化 + 知识图谱

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Memory and context npm Local 4 a week GPL-3.0
open-websearch-mcp io.github.atinseau/open-websearch-mcp

Local-first MCP server for deterministic Web evidence retrieval.

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Search and retrieval (RAG) npm Local 4 a week APACHE-2.0
wlady-code-mcp io.github.wladimania93/wlady-code-mcp

Advanced codebase intelligence MCP — 27 tools, tree-sitter AST parser, semantic embeddings + hybrid BM25+vector search, execution flow tracing, galaxy visualization

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Search and retrieval (RAG) npm Local 4 a week MIT
xalen-mcp io.github.vedika-io/xalen

MCP server for the XALEN API — faith-tech AI marketplace with chat completions, embeddings, image generation, text-to-speech, Vedic astrology (kundali, matching, panchang, dasha, yogas, transits, horo

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Design and media npm Local 4 a week MIT
ai-consultation-mcp io.github.menesekinci/ai-consultation-mcp

MCP server for AI consultation with local RAG support

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Search and retrieval (RAG) npm Local 9 a week MIT
multi-platform-historian-mcp io.github.yourusername/multi-platform-historian-mcp

MCP server for conversation history search and retrieval across Claude Code, Antigravity, Windsurf, Roo Code, Codex, and vLLM

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Search and retrieval (RAG) npm Local 5 a week MIT
@nanisoft/prism-mcp-server io.github.nanisoft/prism-mcp-server

Prism's read-only MCP tool surface: eight retrieval tools over the bundled PrismDocsStore corpus. Transport-free: one factory serves the site Worker at /mcp.

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Search and retrieval (RAG) npm Local MIT
@g99/lightrag-mcp-server io.github.lalitsuryan/lightragmcp

Model Context Protocol (MCP) server for LightRAG - 30 fully working tools with complete RAG and Knowledge Graph integration

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Memory and context npm Local 53 a week MIT
recursion-mcp io.github.netflypsb/recursion-npx

Recursive Language Model MCP server for unbounded document processing with local RAG

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Office documents and spreadsheets npm Local 8 a week MIT
kratos-mcp io.github.ceorkm/kratos-mcp-hnyq4f

Ultra-powerful memory system for AI coding tools — CLI-first with MCP compatibility, auto-capture hooks, AI compression, and semantic search

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Memory and context npm Local 13 a week MIT
mcp/aws-kb-retrieval-server io.github.modelcontextprotocol/servers

An MCP server implementation for retrieving information from the AWS Knowledge Base using the Bed...

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Cloud platforms Docker Hub · Docker MCP Catalog · Docker MCP Registry Local
puo-memo-mcp io.github.coladapo/purmemo-mcp

Official Model Context Protocol (MCP) server for Purmemo - Your AI-powered second brain with 94% memory retrieval accuracy

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Memory and context Official MCP Registry · npm Local 15 a week MIT
ck-search io.github.beaconbay/ck

Semantic grep by embedding - find code by meaning, not just keywords

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Marketing and SEO crates.io Local
context8-mcp io.github.context8/context8-mcp

Context8 MCP server for remote error solution vault with semantic search

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Search and retrieval (RAG) npm Local 21 a week MIT
@fastmcp-me/elasticsearch-mcp io.github.fastmcp-me/elasticsearch-mcp

Elasticsearch MCP Server

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Search and retrieval (RAG) npm Local MIT
@iflow-mcp/vbfs-agent-memory-store io.github.vbfs/agent-memory-store

Local-first MCP memory server for multi-agent systems. Hybrid search (BM25 + semantic embeddings), SQLite-backed, zero-config.

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Memory and context npm Local 6 a week MIT
qdrant-api-mcp io.github.faction-v/qdrant-api-mcp

Model Context Protocol server for Qdrant Collections & Points APIs

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Search and retrieval (RAG) npm Local 39 a week MIT
@cablate/memory-lancedb-mcp io.github.cablate/memory-lancedb-mcp

MCP server for LanceDB-backed long-term memory with hybrid retrieval (Vector + BM25), cross-encoder rerank, multi-scope isolation, and memory lifecycle management

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Search and retrieval (RAG) npm Local 7 a week MIT
@crowley/rag-mcp io.github.akerby/shared-ai-infra

Universal RAG MCP Server for any project

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Search and retrieval (RAG) npm Local 8 a week MIT
@apexfusion/mcp-server io.github.apex-fusion/mcp-server

MCP server for Vector blockchain — AI agent interface for Apex Fusion's L2

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Search and retrieval (RAG) npm Local 10 a week ISC
@divine-creative-ministries/bible-cli io.github.divine-creative-ministries/bible-cli

A Bible study operating system for AI agents and humans: offline CLI + MCP server for passage retrieval, full-text search, Greek/Hebrew word study, morphology search, and canon-wide pattern analysis.

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Religion and spirituality npm Local 3 a week MIT
@grepmind/mcp io.github.grepmind-ai/grepmind-mcp

MCP server for semantic search over markdown notes and code using embeddings

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Search and retrieval (RAG) npm Local 3 a week APACHE-2.0
@leanlabsinnov/codegraph io.github.cirilcetra/codegraph

Live, queryable knowledge graph for your codebase. Indexes JS/TS into an embedded graph DB with embeddings and exposes an MCP server Claude Code and Cursor can call.

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Search and retrieval (RAG) npm Local 3 a week MIT
@romysaputrasihanandaa/edgequake-mcp io.github.romysaputrasihananda/edgequake-mcp

MCP server for EdgeQuake Graph-RAG — use EdgeQuake as persistent agent memory

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Memory and context npm Local 3 a week APACHE-2.0
@runtimewall/docwall-mcp io.github.runtimewall/docwall-mcp

DocWall MCP server — convert documents to Markdown and RAG chunks for AI agents

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Office documents and spreadsheets npm Local 3 a week APACHE-2.0
@ypolosov/sdlc-state-rag io.github.ypolosov/sdlc-state-rag

Unified MCP server: alpha state machine (OMG Essence 1.2) + RAG (PostgreSQL+pgvector) + decisions + audit + sync, per-target backend for ai-driven-sdlc plugin

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Search and retrieval (RAG) npm Local 3 a week MIT
enhx-memory io.github.cbuntingde/enhx-memory

Lightweight SQLite-based persistent memory MCP server for AI coding agents. A minimal TypeScript implementation — not as heavy as enhanced-mcp-memory (which uses transformers, embeddings, etc).

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Memory and context npm Local 3 a week MIT
gsd-qdrant-knowledge io.github.gianlorenzomungiovino/gsd-qdrant-knowledge

CLI per setup automatico GSD + Qdrant in qualsiasi progetto Node.js

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Search and retrieval (RAG) npm Local 3 a week MIT
kontextai-advisor io.github.nidz25/kontextai-advisor

MCP server: plan and price an enterprise knowledge platform. Estimate BYOC vs SaaS TCO, choose knowledge graph vs vector RAG, and get a deployment recommendation for company knowledge that AI agents c

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Search and retrieval (RAG) npm Local 3 a week MIT