How do I install Virtual Filesystem?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

Is Virtual Filesystem official?

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

How is the trust score calculated?

This listing scores 26 (Limited). The formula is published on the methodology page.

MCPpedia

Virtual Filesystem MCP Server | MCPpedia

Virtual Filesystem MCP Server

Name: Virtual Filesystem MCP Server
Author: lu-zhengda

PostgreSQL-backed virtual filesystem for agents: session isolation, shared stores, POSIX ops, RLS.

Tools Versions Alternatives

Registrylu-zhengda

26Limited

Install

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "lu-zhengda-mcp-virtual-fs": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-virtual-fs@0.2.2"
      ],
      "env": {
        "DATABASE_URL": "YOUR_DATABASE_URL",
        "VFS_AUTO_INIT": "",
        "VFS_SESSION_ID": "",
        "VFS_ENABLE_RLS": ""
      }
    }
  }
}

Install guide

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Environment

Name	Required	Notes
DATABASE_URL	Yes	PostgreSQL connection string (e.g. postgresql://user:pass@host:5432/dbname) Secret.
VFS_AUTO_INIT	No	Auto-create database tables on startup (set to 'true' for first run)
VFS_SESSION_ID	No	Deterministic session ID for resumable sessions across restarts
VFS_ENABLE_RLS	No	Enable PostgreSQL Row Level Security for database-enforced session isolation

Virtual Filesystem MCP Server

Install

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Synology NAS

Supabase

Environment

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