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open-memex MCP Server

by stoneskin Your server? Claim it
local only

open-memex runs on your own machine — the client starts it, so there is no endpoint to ping. 1 278 installs a week from npm. Last commit 12 Oct 2026.

Local-first memory for AI coding agents — Markdown + SQLite FTS5, shared across editors via MCP.

Installs per day peak 2 330 · avg 285 · +211% w/w
a month agotoday
1 278
Installs / week
npm · open-memex
6
Stars
0 open issues
12 Oct 2026
Last commit
51 releases in 90 days
Apache-2.0
License
TypeScript

What the code does

We read the source, 3 d ago · rules ccca72095570

Capabilities

What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.

Runs a command on install [пакет] package.json:1
postinstall: node scripts/postinstall.js
    const probe = execFileSync(
      const dest = path.join(memDir, rel);

Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.

This code can reach further than it looks

We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.

Three servers free · no card

Connect this server

This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.

run in your terminal
claude mcp add open-memex -- npx -y open-memex
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "open-memex": {
      "args": [
        "-y",
        "open-memex"
      ],
      "command": "npx"
    }
  }
}
~/.codex/config.toml
[mcp_servers.open-memex]
command = "npx"
args = ["-y", "open-memex"]
.cursor/mcp.json
{
  "mcpServers": {
    "open-memex": {
      "args": [
        "-y",
        "open-memex"
      ],
      "command": "npx"
    }
  }
}
.vscode/mcp.json
{
  "mcpServers": {
    "open-memex": {
      "args": [
        "-y",
        "open-memex"
      ],
      "command": "npx"
    }
  }
}

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open-memex — questions

Answers built from our own checks of this server.

Why is there no uptime for open-memex?
open-memex runs on your own machine over stdio — there is no network address to reach, so uptime cannot be measured for it by anyone. What can be measured is adoption: the npm package open-memex was installed 1 278 times last week.
How do I connect open-memex?
Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It runs locally, so the command pulls open-memex straight from npm; nothing to host, nothing to sign up for.
How many people use open-memex?
The npm package open-memex was installed 1 278 times in the last week. Week over week that is +211%. We show installs rather than GitHub stars on purpose: a star is a bookmark, an install is someone actually running it.
Is open-memex open source?
Yes — it is published under the Apache-2.0 licence, written in TypeScript and 6 stars on GitHub. The source link is on this page, so you can read exactly what it does with your data before you connect it.