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  1. Home
  3. Best MCP Servers
  5. Memory & Knowledge

Best MCP Servers for Memory & Knowledge (2026)

The best MCP servers for memory and knowledge — give agents persistent memory, note stores, and searchable knowledge bases that survive across sessions.

Browse all Memory & Knowledge servers →
  1. 1
    Moxie Docs MCP logo
    Moxie Docs MCP Verified ListingOwnership or active status confirmed on AllMCPs.
    Most popular in this category on AllMCPs
    MCP & Agent Skills for Automated Documentation, and codebase conventions + context
    34 25 4
  2. 2
    Scrivener MCP logo
    Scrivener MCPwriterslogic
    Popular pick — 12 installs, 6 upvotes
    Connect Scrivener 3 writing projects to Claude and other AI assistants. 47 tools for document management, writing analysis, semantic search, character/plot memory, and content enhancement. Progressive skill loading, relationship engine with HMS triplets, and JS fallback for offline semantic search. npm i -g scrivener-mcp
    17 12 6
  3. 3
    Codebase Memory MCP logo
    Codebase Memory MCPDeusData
    Popular pick — 1 installs, 1 upvotes
    Code-intelligence engine that indexes a repo into a persistent knowledge graph — functions, classes, call chains, HTTP routes, cross-service links. 159 languages via tree-sitter + Hybrid LSP, sub-ms structural queries, 99% fewer tokens than grep. Single static binary, zero dependencies, 100% local. npx codebase-memory-mcp
    7 1 1
  4. 4
    Context7 logo
    Context7upstash
    Community pick
    Up-to-date code documentation for LLMs and AI code editors.
    7 0 0
  5. 5
    Hindsight logo
    Hindsightvectorize-io
    Community pick
    Hindsight: Agent Memory That Works Like Human Memory - Built for AI Agents to manage Long Term Memory
    7 0 0
  6. 6
    MCP Obsidian logo
    MCP ObsidianMarkusPfundstein
    Community pick
    MCP server that interacts with Obsidian via the Obsidian rest API community plugin
    3 0 0
  7. 7
    Codegraph logo
    Codegraph
    Community pick
    Semantic code graph with 34 tools: callers, impact, complexity, AI context, memory. 38 languages.
    1 0 0
  8. 8
    Memorix logo
    Memorix
    Community pick
    Local-first persistent project memory for AI coding agents across MCP clients and sessions.
    1 0 0
  9. 9
    MCP Local Rag logo
    MCP Local Ragshinpr
    Community pick
    Privacy-first document search server running entirely locally. Supports semantic search over PDFs, DOCX, TXT, and Markdown files with LanceDB vector storage and local embeddings - no API keys or cloud services required.
    4 0 0
  10. 10
    Deja Vu logo
    Deja Vuvshulcz
    Community pick
    Local memory layer over the session histories coding agents already write (Claude Code, Codex CLI, opencode): lexical search, recall tools, session-start auto-recall, secret redaction at index time, cross-machine sync over SSH.
    2 0 0

Which Memory & Knowledge MCP server should you use?

When choosing a Model Context Protocol server for Memory & Knowledge, select verified or official listings if you need strict API security guarantees. For rapid local dev testing with Claude or Cursor, community-maintained tools offer zero-setup configuration blocks ready to copy-paste.

Frequently asked questions about Memory & Knowledge MCP servers

What is the best MCP server for agent memory?

Memory servers range from simple key-value stores to vector-backed knowledge bases. This page ranks them by usage so you can pick a proven approach.

How does MCP give an AI agent long-term memory?

A memory MCP server persists information outside the model’s context window and exposes tools to store and retrieve it, so the agent can recall facts in later sessions.

Can I use my own notes or docs as agent knowledge?

Yes — several servers index local files, note apps, or knowledge bases so agents can search and cite your own content.

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