Filesystem (Reference) vs Serena

A side-by-side comparison of two Files & Storage servers — tools, transport, auth, maintenance, and copy-paste config for each.

	Filesystem (Reference) Official MCP reference server for secure local filesystem read/write within allowed directories. Verified stdio (local) No auth TypeScript	Serena LSP-powered coding agent toolkit: semantic symbol search, references and structural edits. Verified stdio (local) No auth Python
Category	Files & Storage	Developer Tools
Language	TypeScript	Python
Transport	stdio (local)	stdio (local)
Auth	None	None
GitHub stars	74k	12k
Last commit	5 months ago	13 days ago
Verified
Actively maintained
Install	`npx -y @modelcontextprotocol/server-filesystem /absolute/path/to/dir`	`uvx --from git+https://github.com/oraios/serena serena start-mcp-server`
Repo	Open	Open

Verdict

Pick Filesystem (Reference) if you want the official, vendor-maintained server, and you prefer the more popular, battle-tested option.

Pick Serena if you prefer its approach (lsp-powered coding agent toolkit: semantic symbol search, references and structural edits).

Add Filesystem (Reference)

Install / run

npx -y @modelcontextprotocol/server-filesystem /absolute/path/to/dir

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

{
  "mcpServers": {
    "filesystem-reference": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-filesystem",
        "/absolute/path/to/dir"
      ]
    }
  }
}

Add Serena

Install / run

uvx --from git+https://github.com/oraios/serena serena start-mcp-server

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

{
  "mcpServers": {
    "serena": {
      "command": "uvx",
      "args": [
        "--from",
        "git+https://github.com/oraios/serena",
        "serena",
        "start-mcp-server"
      ]
    }
  }
}

Requires `uv` (the Python package runner). Install it from https://docs.astral.sh/uv/ if `uvx` is not found.

FAQ

Filesystem (Reference) or Serena — which is better?

Pick Filesystem (Reference) if you want the official, vendor-maintained server, and you prefer the more popular, battle-tested option. Pick Serena if you prefer its approach (lsp-powered coding agent toolkit: semantic symbol search, references and structural edits).

Can I use both Filesystem (Reference) and Serena?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do Filesystem (Reference) and Serena work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View Filesystem (Reference) →View Serena →More comparisons →