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Updated October 2026

The 10 best knowledge and memory MCP servers

The best knowledge and memory MCP servers in October 2026 are Codebase Memory, ha-mcp, Pi MCP. Codebase Memory is the most widely used; Pi MCP is the most actively updated.

Most used
Codebase Memory
DeusData
Most active
Pi MCP
earendil-works
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1
★ 47kLocalUpdated 2 days ago

Codebase knowledge graph for AI agents — 162 languages, sub-ms queries, 99% fewer tokens.

2

ha-mcp

homeassistant-ai
★ 5.1kLocalUpdated yesterday

Comprehensive Model Context Protocol server for managing Home Assistant through AI assistants.

3

Pi MCP

earendil-works
★ 117kLocalUpdated yesterday

Standalone Model Context Protocol client for pi and other applications

5

Pi MCP Extension

irahardianto
★ 10LocalUpdated yesterday

MCP (Model Context Protocol) client extension for the Pi coding agent — connect Pi to any MCP server

★ 77kLocalUpdated yesterday

Ruflo CLI - Enterprise AI agent orchestration with 60+ specialized agents, swarm coordination, MCP server, self-learning hooks, and vector memory for Claude Code

7

N8n MCP

czlonkowski
★ 23kLocalUpdated 2 days ago

Integration between n8n workflow automation and Model Context Protocol (MCP)

8

Genkit AI MCP

genkit-ai
★ 6.5kLocalUpdated yesterday

A Genkit plugin that provides interoperability between Genkit and Model Context Protocol (MCP). Both client and server use cases are supported.

9

Caveman Shrink

JuliusBrussee
★ 114kLocalUpdated 2 days ago

MCP proxy that compresses prose fields (tool descriptions, etc.) using caveman rules. Same accuracy, fewer context tokens.

10
★ 6.1kLocalUpdated 26 days ago

MCP (Model Context Protocol) server for Claude integration with MailDev

See every one in Knowledge and memory.

Questions

How did you rank these knowledge and memory MCP servers?

Only maintained, original projects are listed. They are ranked by GitHub stars, with recent activity shown next to each. The list updates daily. See how we list and rank.

Which knowledge and memory MCP servers work in ChatGPT?

None of the top knowledge and memory MCP servers offers a hosted URL yet, so use them in Claude Code, Claude Desktop, Cursor, VS Code or Codex.