"Memory systems for AI agents" matching MCP servers:

• 

  Memstate AI - Agent Memoryofficial

  memstate-ai

  A

  license

  A

  quality

  C

  maintenance

  Provides versioned, structured memory for AI agents, allowing them to store facts, detect conflicts, and track knowledge history via a hosted SaaS platform. It enables efficient hierarchical information retrieval and semantic search while keeping token usage constant as memory scales.

  Last updated 2026-04-01

  7

  45

  3

  Apache 2.0

• GDPR Compliance for AI Systems

  CSOAI-ORG

  A

  license

  A

  quality

  B

  maintenance

  Provides comprehensive GDPR compliance assessment tools for AI/ML systems, including lawful basis determination, DPIA generation, and data subject rights handling. It also crosswalks GDPR requirements to EU AI Act obligations with AI-specific considerations throughout.

  Last updated 2026-05-08

  6

  6

  MIT

• ai-memory-mcp

  zhanpu89

  A

  license

  A

  quality

  C

  maintenance

  Provides persistent session memory for AI assistants, enabling them to store, search, and retrieve conversation summaries across sessions via the Model Context Protocol.

  Last updated 2026-05-28

  10

  MIT

• Neo4j Agent Memory MCP Server

  knowall-ai

  A

  license

  A

  quality

  C

  maintenance

  Enables AI agents to store, retrieve, and connect information in a Neo4j graph database as persistent memory, with semantic relationships, natural language search, and temporal tracking across conversations.

  Last updated 2025-10-27

  9

  29

  68

  MIT

• AI-Collab-Memory

  sodam-ai

  A

  license

  A

  quality

  -

  maintenance

  An MCP server for managing work logs, research results, and task checkpoints to enable seamless collaboration and state recovery between AI agents. It provides a persistent memory layer for tracking project history and resuming workflows across different sessions or tools.

  Last updated 2026-03-02

  7

  3

• Extremis Memory Connector for

  ashwanijha04

  A

  license

  -

  quality

  A

  maintenance

  Give long term memory to your agents without building the RAG pipelines.

  Last updated 2026-05-22

  1

  MIT

• AI Long-Term Memory MCP Server

  hpy6370-sys

  A

  license

  -

  quality

  C

  maintenance

  Provides persistent long-term memory for AI agents with semantic search and activation-based decay. Enables AI systems to remember across sessions through layered memory architecture and automatic context-aware retrieval.

  Last updated 2026-04-29

  30

  MIT

• MCP AI Memory

  scanadi

  A

  license

  -

  quality

  C

  maintenance

  Enables AI agents to store, retrieve, and manage contextual knowledge across sessions using semantic search with PostgreSQL and vector embeddings. Supports memory relationships, clustering, multi-agent isolation, and intelligent caching for persistent conversational context.

  Last updated 2026-02-16

  23

  49

  MIT

• ai-memory

  alphaonedev

  A

  license

  -

  quality

  A

  maintenance

  Persistent memory for any AI assistant. Zero token cost until recall. Stores memories in local SQLite, ranks by 6-factor scoring, returns results 79% smaller than JSON. Works with Claude, ChatGPT, Grok, Cursor, Windsurf, and any MCP client.

  Last updated 2026-05-29

  22

  Apache 2.0

• n8n Manager for AI Agents

  czlonkowski

  A

  license

  -

  quality

  D

  maintenance

  Enables AI agents to manage n8n workflow automation instances through tools for workflow CRUD operations, execution monitoring, and webhook triggering. It facilitates programmatic interaction with n8n instances via the n8n API with AI-optimized descriptions and error handling.

  Last updated 2025-06-26

  59

  MIT

• Todo for AI MCP Server

  todo-for-ai

  A

  license

  -

  quality

  C

  maintenance

  Provides AI assistants with a standardized interface to interact with the Todo for AI task management system. It enables users to retrieve project tasks, create new entries, and submit completion feedback through natural language.

  Last updated 2026-03-24

  64

  Apache 2.0

• agent-memory

  event4u-app

  A

  license

  -

  quality

  B

  maintenance

  A persistent, trust-scored project memory for AI coding agents, backed by PostgreSQL + pgvector, providing durable memory of architecture decisions, bug patterns, and coding conventions.

  Last updated 2026-05-25

  5

  1

  MIT

• Munin AI Memory

  3d-era

  F

  license

  -

  quality

  B

  maintenance

  Munin is a high-performance, pragmatic memory layer for AI agents (Cursor, Claude Code, OpenClaw, Gemini CLI,...). Unlike other solutions, Munin focuses on developer productivity with: * Multi-Project Support: Isolate memories into separate "brains" (Context Cores). * GraphRAG: Automatically builds a knowledge graph from your context. * Sub-200ms Search: Blazing fast Hybrid & Semantic

  Last updated 2026-05-12

  3

• AgentBureau: The Embodiment

  JustinGuese

  F

  license

  -

  quality

  C

  maintenance

  AgentBureau provides the legal and physical infrastructure for AI agents to operate within the German jurisdiction. We bridge the gap between digital intelligence and real-world action by providing "Embodiment-as-a-Service." Through our API, agents can perform legally binding actions—like sending faxes, mailing physical letters, issuing invoices, forming entire companies (GmbH/UG), ...

  Last updated 2026-05-26

  1

• Prior — Knowledge Exchange for

  cg3inc

  A

  license

  A

  quality

  B

  maintenance

  Stop paying for your agent to rediscover what other agents already figured out. Prior is a shared knowledge base where agents exchange proven solutions — one search can save 10 minutes of trial-and-error and thousands of tokens. Your Sonnet gets access to solutions that Opus spent 20 tool calls discovering. Search is free with feedback, and contributing earns credits.

  Last updated 2026-05-17

  5

  207

  2

  Functional Source , Version 1.1, ALv2 Future

• AI Intervention Agent

  XIADENGMA

  A

  license

  A

  quality

  B

  maintenance

  Enables real-time user intervention for MCP agents through a web UI, allowing users to review context and provide feedback when AI agents drift from intent, keeping them on track.

  Last updated 2026-05-29

  1

  16

  MIT

• AI BOM MCP

  CSOAI-ORG

  A

  license

  A

  quality

  B

  maintenance

  AI Bill of Materials compliance tracking and SBOM generation for AI/ML systems

  Last updated 2026-05-28

  4

  MIT

• anneal-memory

  phillipclapham

  A

  license

  A

  quality

  B

  maintenance

  Two-layer memory for AI agents. Episodes compress into identity. The only MCP memory server with an immune system. Patterns earn permanence through evidence, false knowledge gets caught and demoted, and stale information fades — so your agent's memory gets smarter over time, not just bigger. Zero dependencies. 5 tools. Works with any MCP client.

  Last updated 2026-05-26

  6

  6

  MIT

• AgentPay x402 — Crypto Data

  romudille-bit

  F

  license

  A

  quality

  C

  maintenance

  AgentPay — x402 crypto data gateway on Stellar. 10 live pay-per-call tools: token prices, whale activity, gas tracker, DeFi TVL, Fear & Greed, Dune queries, token security. Agents pay USDC on Stellar. No API keys. Budget-aware sessions.

  Last updated 2026-05-30

  10

• Agent Memory Bridge

  zzhang82

  A

  license

  A

  quality

  C

  maintenance

  MCP-native, local-first memory for coding agents that turns real sessions into reusable decisions, gotchas, and domain knowledge.

  Last updated 2026-05-26

  10

  2

  MIT