MCP ServerSTDIOOfficialv0.2.2

Virtual Filesystem MCP Server

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

io.github.lu-zhengda/virtual-fs

Hosted URL

https://github.com/lu-zhengda/mcp-virtual-fs#readme

Transport

STDIO

Auth

1 required env var

Connect to Virtual Filesystem

Hosted endpoint — paste into any MCP client.

https://github.com/lu-zhengda/mcp-virtual-fs#readme

Environment variables

Configuration this server reads at startup.

  • DATABASE_URLRequiredSecret

    PostgreSQL connection string (e.g. postgresql://user:pass@host:5432/dbname)

  • VFS_AUTO_INIT

    Auto-create database tables on startup (set to 'true' for first run)

  • VFS_SESSION_ID

    Deterministic session ID for resumable sessions across restarts

  • VFS_ENABLE_RLS

    Enable PostgreSQL Row Level Security for database-enforced session isolation

Resources

Where to find authoritative docs and source for Virtual Filesystem.

Try Virtual Filesystem with 30+ AI models

Open MCP Agent Studio and connect this server to Claude, GPT, Gemini, DeepSeek and more — no install required.

Open Agent Studio

Related servers

More on MCP Playground