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654 Memory & Knowledge MCP Servers & Clients

Memory, notes, knowledge bases, documentation, and RAG

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Apple Docs 2 0

mishafyi

MCP server for Apple Developer Documentation: API reference, Human Interface Guidelines, App Store Connect Help, sample code and 1,700 WWDC sessions with transcripts and code. A fork of Apple Docs MCP.

Added 14 days ago

Obsidian MCP Server

pmmvr

MCP server enabling AI agents to perform natural knowledge discovery and analysis across Obsidian vault

Added last year

Codeseeker

jghiringhelli

MCP server with semantic search + knowledge graph for Claude Code, Cursor, and Copilot

Added 14 days ago

Semantic Scholar API MCP server

benhaotang

MCP server for Semantic Scholar to search for papers

Added 2 years ago

Context Mem

JubaKitiashvili

Your AI forgets everything between sessions. This fixes that — 98%+ retrieval accuracy, 100% on LongMemEval, 99% token savings. 44 MCP tools. Fully local, zero cost.

Added 7 months ago

Minecraft Wiki MCP

L3-N0X

A MCP Server for browsing the official Minecraft Wiki!

Added 2 years ago

Memory MCP Server

evangstav

Added 2 years ago

Zaxy — event-sourced agent memory with cited checkout and reversible forgetting (stdio/SSE via PyPI)

syndicalt

Zaxy turns agent work into durable, auditable memory: a hash-chained Eventloom log as the source of truth, an embedded temporal knowledge graph for reasoning (local-first, no sidecar; Neo4j/Postgres optional), cited Memory Checkout for compact context, and MCP tools for model-fa

Added 5 months ago

📚 DocsFetcher MCP Server

cdugo

MCP Server to retrieve documentation for a package

Added 2 years ago

Obsidian Tasks MCP Server

jfim

Obsidian tasks MCP server

Added 2 years ago

Logseq MCP Tools

apw124

MCP Server for interacting with LogSeq graph

Added 2 years ago

Gemini Docs MCP Server

M-Gonzalo

MCP server for retrieving relevant documentation from a knowledge base

Added 2 years ago

JSON Canvas MCP Server

Cam10001110101

Added 2 years ago

A Remote MCP Server for ATproto Docs

immber

A MCP server to query and generate answers based on the ATproto documentation available online

Added last year

Confluence Communication Server MCP Server

KS-GEN-AI

A test of confluence mcp server

Added 2 years ago

Local iMessage RAG MCP Server

willccbb

iMessage RAG MCP Server from Anthropic MCP Hackathon (NYC)

Added 2 years ago

Windows Crate Docs Search MCP

preludeorg

MCP server that allows searching the Rust windows crate API documentation

Added 2 years ago

MCP Documentation Search Server

PicardRaphael

🔍 FastMCP-powered documentation search engine that provides unified access to multiple framework docs (Next.js, Tailwind, Framer Motion, etc.) with intelligent name resolution and async processing.

Added 2 years ago

VectorMCP

sergiobayona

A server implementation for the Model Context Protocol (MCP) in Ruby.

Added last year

Obsidian MCP Server

Minhao-Zhang

A MCP Server backend for Obsidian

Added 2 years ago

MCP Server - My Apple Remembers

baryhuang

A lightweight MCP server that integrates with Apple Notes to create a personal memory system for AI. Easily recall and save information from your Mac using simple AppleScript commands. Compatible with all macOS versions with minimal setup requirements.

Added 2 years ago

dbt Semantic Layer MCP Server

TommyBez

MCP Server for querying DBT Semantic Layer

Added 2 years ago

Notion MCP Server

Sjotie

Node based Notion MCP server

Added 2 years ago

Hackage Documentation MCP

apenugon

An MCP server to give Claude easy access to pulling docs

Added 2 years ago

OCI Documentation MCP Server

jin38324

Model Context Protocol (MCP) server for OCI Documentation

Added 2 years ago

Apple Notes Mcp Server

ailenshen

Read and write Apple Notes, with Apple Notes native formatting support

Added 7 months ago

MCP Google Workspace Integration

dev-ithitchhiker

A lightweight MCP Server for integrating Google Docs, Sheets, and Slides with custom applications. Enables seamless document management, real-time collaboration, and API-based automation.

Added 2 years ago

Notion MCP Server

ramidecodes

A Model Context Protocol server wrapping the official Notion SDK

Added 2 years ago

Memory MCP

drdee

An mcp server that you can use to store and retrieve ideas, prompt templates, personal preferences to use with you favourite AI tool that supports the modelcontextprovider protocol.

Added 2 years ago

Obsidian Index Service

pmmvr

A service that monitors an Obsidian vault for file changes (new, modified, or deleted Markdown files) and indexes each note’s metadata and content into an SQLite database, exposing it for e.g. an MCP-server

Added 2 years ago

Mathematica Documentation MCP server

benhaotang

MCP server for checking Mathematica documentation via local MMA installation

Added 2 years ago

Remem

tinhien11

Long-term memory MCP server for AI coding agents. SQLite + FTS5 + vector search, CodeGraph, error learning, compaction survival. Beats Mem0 on benchmarks. No cloud, no API key.

Added 14 days ago

Turbo Quant Memory

Lexus2016

Local-first MCP memory server for AI coding agents with compact retrieval and project/global scopes.

Added 14 days ago

Notion MCP Integration

Ruijian-Zha

Notion MCP Integration is a lightweight Model Context Protocol (MCP) server that seamlessly integrates with Notion's API to manage a minimalist personal to-do list through Claude. This project provides basic functionality tailored specifically for a simple Notion database structu

Added 2 years ago

Aura Backend - Advanced AI Companion

angrysky56

The Aura Emotion AI system has chroma with a local embedding model, memvid qr code mp4 infinite memory, brainwave and neurochemical simulations, sociobiological reasoning, autonomous subsystem processing with a Gemini flash model so the main model is less taxed, is a MCP client w

Added last year

mcp-pkm-logseq MCP server

ruliana

A fairly customizable MCP server for Logseq

Added 2 years ago

Obsidian Index MCP server

tcsavage

MCP server providing sementic search over Obsidian vaults

Added 2 years ago

Browse your entire Notion workspace, not just one database

seonglae

Global Notion workspace-accessible MCP server for all Notion pages within the workspace

Added 2 years ago

Crawl4AI RAG MCP Server

Anshumaan031

A distributed Model Context Protocol (MCP) server implementing an intelligent web ingestion and retrieval-augmented generation pipeline for AI agents and coding assistants.

Added last year

Coder DB - AI Memory Enhancement System

angrysky56

An intelligent code memory system that leverages vector embeddings, structured databases, and knowledge graphs to store, retrieve, and analyze code patterns with semantic search capabilities, quality metrics, and relationship modeling. Designed to enhance programming workflows th

Added 2 years ago

Open Brain

Bobby-cell-commits

Self-hostable MCP memory server for AI assistants — 16 tools, hybrid search, knowledge graph, auto-dedup, staleness pruning, automated ingestion pipelines. Built on Supabase + pgvector.

Added 7 months ago

Simple Memory Extension MCP Server

gmacev

An MCP server to extend the context of agents. Useful when coding big features or vibe coding and need to store/recall progress, key moments or changes or anything worth remembering. Simply ask the agent to store memories and recall whenever you want.

Added 2 years ago

MCP Obsidian Docker

kmackett

Dockerized version of MCP Obsidian server for Obsidian Local REST API integration

Added 2 years ago

MCP Server with FAISS for RAG

ProbonoBonobo

Added 2 years ago

MCP Memory with Redis Graph

samwang0723

MCP Server for long term memory graph

Added 2 years ago

Codebase Graph

Phoenixrr2113

Code knowledge graph and MCP search server with tree-sitter parsing, vector + reranker retrieval, and bitemporal knowledge.

Added 14 days ago

MCP Notes Server

truaxki

A Model Context Protocol (MCP) server implementation providing persistent note management created with Python SDK.

Added 2 years ago

Obsidian-MCP-Server

Trao95

Seamlessly integrate Claude AI into your Obsidian vault! This guide provides a straightforward setup for the Model Context Protocol (MCP) server on Windows 11, empowering Claude to directly assist your brainstorming, notetaking, and knowledge management within Obsidian.

Added last year

mem0-mcp-for-pm

KunihiroS

Forked repo to customize into Project Management purpose.

Added 2 years ago

📚 MCP Notes

markacianfrani

an MCP server for makin' notes

Added 2 years ago

Confluence Wiki MCP Server Extension

WindieChai

A VSCode/Cursor extension providing an MCP Server for Confluence Wiki integration

Added 2 years ago

Confluence MCP Server

pawankumar94

Confluence MCP server providing API tools for Atlassian Confluence operations including page management, space handling, and content search with built-in rate limiting and error handling.

Added 2 years ago

Unified Memory Forensics MCP Server

x746b

Unified Memory Forensics MCP Server - Multi-tier engine combining Rust speed with Vol3 coverage.

Added 9 months ago

Wandering RAG

wandermyz

A CLI tool for personal RAG that retrieves data from Notion, Obsidian, Apple Notes, etc., stored in Qdrant and exposed as an MCP server.

Added 2 years ago

German public procurement data (OCDS) — semantic search, tender matching, company profiles

qune-tech

MCP server for German public procurement data — semantic search and tender matching for Claude, GPT, Cursor, and LM Studio

Added 7 months ago

Contextful

Inferensys

Context Management Layer for Agentic AI. Graph-based knowledge context, SQLite index, advanced FTS5 lexical/BM25 search and cross-session live memory.

Added 14 days ago

PipeCD Docs MCP Server

pipe-cd

A local MCP server for searching official PipeCD docs.

Added last year

Iranti

nfemmanuel

Memory infrastructure for multi-agent AI systems. Shared, persistent, consistent knowledge for agents that need to stop forgetting.

Added 14 days ago

Mcp Memory Bank

bsmi021

A powerful, production-ready context management system for Large Language Models (LLMs). Built with ChromaDB and modern embedding technologies, it provides persistent, project-specific memory capabilities that enhance your AI's understanding and response quality.

Added 2 years ago

MCP Auth website & docs

mcp-auth

🔐 Plug-and-play auth for MCP servers.

Added last year

Frequently asked questions

Common questions about the Memory & Knowledge category

1

What is the Memory & Knowledge category?

Memory, notes, knowledge bases, documentation, and RAG

2

How many Memory & Knowledge MCP servers and clients are there?

mcp.so currently lists 654 MCP servers and clients in the Memory & Knowledge category.

3

How do I install a Memory & Knowledge MCP server?

Open any server below and copy its install snippet into Claude Desktop, Cursor, VS Code, or another MCP client's configuration — remote servers need no separate download.