Knowledge & Memory MCP Servers

890 reviewed MCP servers in this category · page 1 of 15 · all categories

Knowledge and memory MCP servers give assistants a persistent brain: knowledge graphs that survive between sessions, structured reasoning scratchpads, and connectors into your personal notes. They fix the most annoying thing about LLMs — walking into every conversation with total amnesia.

Memory

Official

A knowledge graph your assistant keeps between sessions — entities, relations and observations that persist.

Knowledge & MemoryTypeScript63.0k

Context7

Official

Kill hallucinated APIs — version-accurate, up-to-date library documentation injected straight into context.

Developer ToolsRemoteTypeScript32.0k

Notion

Official

Your workspace, on speaking terms with AI — search, read and write Notion pages and databases.

Productivity & Project ManagementRemoteTypeScript3.3k

Sequential Thinking

Official

A structured scratchpad for hard problems — stepwise reasoning with revisions, branches and visible logic.

Knowledge & MemoryTypeScript63.0k

Serena

Official

Symbol-level code navigation, refactoring and memory for coding agents — the IDE brain your assistant has been missing.

Developer ToolsRemotePython27.4k

Obsidian

Chat with your second brain — search, read and write vault notes through the Local REST API.

Knowledge & MemoryPython2.2k

Proxmox Manager

Manage Proxmox hypervisors through a Model Context Protocol server, providing a clean interface for nodes, VMs, and containers.

Knowledge & MemoryPython284

Find Flights

Search for flights and retrieve detailed flight information using the Duffel API.

Productivity & Project ManagementPython217

Ragdocs

Enables semantic search and retrieval of documentation using a vector database, allowing users to add and query documentation from URLs or local

Knowledge & Memory135

Terraform Registry

Enables AI agents to interact with the Terraform Registry API for provider, resource, and module information.

Cloud & DevOps120

Ragdocs

Augments AI responses with relevant documentation context through vector search.

Knowledge & Memory62

Memory Bank

Manages memory banks, enabling AI assistants to store and retrieve information across sessions for maintaining context.

Knowledge & MemoryTypeScript46

Ragdocs

Augment AI responses with context by retrieving and processing documentation through vector search.

Knowledge & MemoryRemote30

3D Model Context Protocol

Provides a unified TypeScript interface for LLMs to interact with various 3D software applications.

Knowledge & MemoryPython16

DuckDuckGo Search

Enables web searches using DuckDuckGo and integrates with Model Context Protocol (MCP) for advanced result exploration.

AI & ML ServicesPython16

Chat Analysis

Enables semantic analysis of chat conversations through vector embeddings and knowledge graphs.

Knowledge & MemoryPython12

Cargo Doc

Provides an MCP server to manage, build, check, and search Rust documentation locally.

Knowledge & Memory10

Memory Box

Enables saving, searching, and formatting memories with semantic understanding directly from Cline and Claude Desktop using a Memory Box instance.

Knowledge & MemoryRemoteGo9

Jena Connector

Connects AI agents to Apache Jena for SPARQL query execution and RDF data manipulation.

Knowledge & MemoryTypeScript7

Memory File

Enables Claude, and other Model Context Protocol (MCP) clients, to manage and access memories stored in a simple text file for enhanced context

AI & ML ServicesPython7

Optimized Memory

Provides a persistent memory solution using a local knowledge graph, allowing applications to remember information across interactions.

Knowledge & MemoryPython6

Website Downloader

Downloads websites and their assets for use with Retrieval-Augmented Generation (RAG) systems.

AI & ML ServicesPython6

Iac Memory

Provides persistent memory storage for Infrastructure-as-Code (IaC) components, focusing on version tracking and relationship mapping.

Knowledge & MemoryPython5

Astro Docs

Provides AI agents with access to Astro documentation for assisting users with Astro-related tasks.

Knowledge & MemoryTypeScript3

Code Expert System

Simulate code reviews from expert personas using AI and a knowledge graph.

Developer ToolsPython3

Iac Memory

Enhances Claude AI's Infrastructure-as-Code (IaC) capabilities by providing persistent memory storage with version tracking and relationship mapping.

Knowledge & MemoryPython1

Mem0

Provides a Model Context Protocol server implementation for memory stream functionality with Mem0 integration.

Knowledge & MemoryTypeScript1

Optimized Memory

Manages model context protocol operations with efficient memory usage, designed for integration with Claude Desktop.

Knowledge & MemoryPython1

Role Context

Manages contextual boundaries for AI agents based on defined roles.

Knowledge & MemoryTypeScript1

Student

Manage educational context based on courses, assignments, and exams using a knowledge graph.

Knowledge & Memory1

Vonage AI Code Assist

Assists developers with integrating Vonage API capabilities into their applications using AI code generation.

Developer ToolsPython1

3xpl.Com JSON API

A Model Context Protocol (MCP) server for querying data from 48 blockchains using 3xpl.com blockchain explorer JSON API

Knowledge & Memory

@4da/MCP

Dependency intelligence for AI agents. CVE scanning, health checks, upgrade planning.

Developer ToolsPython

A

Self-evolving memory system for AI agents

Knowledge & MemoryPython

Aarna

Aarna MCP server — 138 tools for AI agent integration. Hosted by Junct.

Knowledge & MemoryRemote

Aave MCP

Hosted at [aave.mcp.junct.dev/mcp](https://aave.mcp.junct.dev/mcp). Free to use. No auth. No API key required.

Knowledge & MemoryRemote

Accessibility Hub

# AccesibilityHub MCP Server for orchestrating web accessibility tools (axe-core, Pa11y, Lighthouse). Analyze web pages, check color contrast, get

Cloud & DevOps

Access Mdb

A simple MCP server to let AI interact with Microsoft Access and SQLite 3 databases. Supports import/export with CSV and Excel files, and store

Databases

ACP

A bridge server that connects **Agent Communication Protocol (ACP)** agents with **Model Context Protocol (MCP)** clients, enabling seamless

Knowledge & MemoryPython

Acta — Verifiable Agent Memory

Verifiable agent memory with signed ledger receipts — verify every write offline.

Knowledge & Memory

Adaptive Recall

Adaptive memory system for AI applications. Multi-strategy retrieval, cognitive scoring, knowledge graph, and self-improving ML. Connects via MCP or

Knowledge & MemoryRemote

Ado

A Model Context Protocol server

Knowledge & MemoryTypeScript

Agent

Correction-first agent memory. Precision KPI tracks if agents heed warnings. 5 layers, local-only.

Knowledge & MemoryPython

Agent

18 tools: agent memory, API drift detection, and HMAC-signed trust receipts

Knowledge & Memory

Agent

AI agent security: prompt injection detection, semantic memory, output scanning, prompt hardening

Monitoring & ObservabilityPython

Agent

Cross-session memory for AI agents - knowledge graph, scoring, semantic search

Knowledge & MemoryPython

Agent

One MCP server to aggregate them all - A unified Model Context Protocol server implementation

Knowledge & Memory

Agentcairn

Local-first agent memory: an Obsidian markdown vault as source of truth, with a rebuildable DuckDB index.

Knowledge & MemoryRemotePython

Agentic

Unified CLI for reproducible and auditable Agentic SWMM workflows.

Productivity & Project ManagementPython

Agenticmail

Email and SMS infrastructure for AI agents — the first platform to give agents real email addresses and phone numbers

CommunicationRemotePython

Agenticmemory

Persistent memory for AI agents — history, context, semantic search, queues. 17 tools, stdio/SSE.

Knowledge & MemoryRemotePython

Agentic Tools MCP

A comprehensive MCP server for task management and agent memories with JSON file storage

Productivity & Project ManagementTypeScript

Agent Lsp

agent-lsp is an **MCP server** that orchestrates existing LSP servers (gopls, rust-analyzer, jdtls, etc.) into agent-native workflows.

Knowledge & MemoryPython

Agent MCP Examples

A collection of autonomous agent examples demonstrating how to integrate the **Neonia Model Context Protocol (MCP) Gateway** using the official

Knowledge & MemoryPython

Agent Pm

Planning and orchestration for AI-driven software development

Knowledge & Memory

Agent Receipts

Verifiable, signed, immutable receipts for autonomous agent actions

Knowledge & MemoryRemoteTypeScript

Agentseal MCP

MCP server for AgentSeal — tamper-proof audit trails for AI agents

Knowledge & MemoryPython

Agentwallet MCP

MCP server for AgentWallet: self-custody local signing on EVM and Solana, or hosted wallets. Sign, broadcast, pay x402 invoices, and accept x402

Knowledge & MemoryRemoteGo

Ahme MCP

AHME is a **local sidecar daemon** that sits quietly beside your AI coding assistant. As you work, it compresses your conversation history into a

Knowledge & MemoryPython

Ai Agent With MCP

Este projeto implementa um agente de IA que utiliza o Model Context Protocol (MCP) para interagir com recursos externos.

Knowledge & MemoryTypeScript