Advanced Excel MCP Server

by antonio-castellonio.github.antonio-castellon/mcp-advanced-excelv0.2.0

Normalize messy lab Excel and CSV exports into structured tables.

0Pythonstdioofficial registry

context tax

pending

security

100/100

cold start

pending

freshness

Activetoday

Our reading of Advanced Excel, from the data

Advanced Excel is a data & analytics MCP server from antonio-castellon, listed in the official MCP Registry.

We haven't measured its tool list yet, so its token cost is unknown.

Maintenance is active: the last public signal was in the last day (2026-10-18). For comparison, 67% of data & analytics servers are active or maintained.

With 0 GitHub stars it ranks #531 of 1,391 data & analytics servers we index.

It runs locally on your machine over stdio.

Install Advanced Excel MCP server

claude mcp add advanced-excel -e EXCEL_ALLOWED_ROOTS='<excel-allowed-roots>' -- uvx mcp-advanced-excel

{
  "mcpServers": {
    "advanced-excel": {
      "command": "uvx",
      "args": [
        "mcp-advanced-excel"
      ],
      "env": {
        "EXCEL_ALLOWED_ROOTS": "<excel-allowed-roots>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).

{
  "mcpServers": {
    "advanced-excel": {
      "command": "uvx",
      "args": [
        "mcp-advanced-excel"
      ],
      "env": {
        "EXCEL_ALLOWED_ROOTS": "<excel-allowed-roots>"
      }
    }
  }
}

Settings → Developer → Edit Config (claude_desktop_config.json), then restart.

{
  "servers": {
    "advanced-excel": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "mcp-advanced-excel"
      ],
      "env": {
        "EXCEL_ALLOWED_ROOTS": "<excel-allowed-roots>"
      }
    }
  }
}

Add to .vscode/mcp.json in your workspace.

{
  "mcpServers": {
    "advanced-excel": {
      "command": "uvx",
      "args": [
        "mcp-advanced-excel"
      ],
      "env": {
        "EXCEL_ALLOWED_ROOTS": "<excel-allowed-roots>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json.

Configuration

Variable	Required	Secret	Description
EXCEL_ALLOWED_ROOTS	yes	—	Path-separator list of directories the server may read.
EXCEL_ALLOW_WRITE	—	—	Set to 1 to enable excel_write_csv. Off by default.
EXCEL_OUTPUT_ROOTS	—	—	Path-separator list of directories excel_write_csv may write.

Security signals

100/100 — no known issues found as of 2026-10-19, from the checks below. This is not a guarantee of safety; review what a server can do before connecting it.

Deductions

No findings from the checks that ran.

Checks

✓Repository hygiene (archived, activity, license, security policy)
○Package metadata (install scripts, provenance) — pending
○Tool descriptions (prompt-injection and hidden-text heuristics) — pending
○Source scan (secrets, CVEs, risky code) by vectra-guard — pending

Scan it yourself before installing with vectra-guard, the open-source agent security CLI. Scoring rules

Freshness

Active — last maintenance signal today. The newest of the signals below sets the band.

Last commit (default branch)
2026-10-18 · today · GitHub
Latest release
2026-10-18 · today · GitHub · v0.2.0
Package published
no data · npm/PyPI
Registry entry updated
2026-10-18 · today · official registry · v0.2.0

How it compares in Data & Analytics

Against the most-starred data & analytics servers we index. Token cost is per model turn, measured from each server's live tool list.

Server	Stars	Tools	Tokens / turn	Freshness	Runs
Advanced Excel (this)	0	—	not measured	Active	local
Netdata	81,005	—	not measured	Active	hosted
Metabase	49,728	—	not measured	Active	hosted
PostHog	40,338	—	not measured	Active	local + hosted
Agent-Native Analytics	7,433	—	not measured	Active	hosted
Finance Toolkit	5,439	—	not measured	Active	local + hosted

All data & analytics MCP servers

FAQ

›How do I install the Advanced Excel MCP server in Claude Code?

Run: claude mcp add advanced-excel -e EXCEL_ALLOWED_ROOTS='<excel-allowed-roots>' -- uvx mcp-advanced-excel. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.

›Does Advanced Excel require an API key?

Yes. It expects EXCEL_ALLOWED_ROOTS.

›Can I use Advanced Excel as a remote (hosted) MCP server?

No hosted endpoint is published; it runs locally over stdio.

›Is Advanced Excel in the official MCP registry?

Yes, as io.github.antonio-castellon/mcp-advanced-excel.

Sources and method

Official MCP Registry entry: updated 2026-10-18
GitHub repository: fetched 2026-10-19
Package registry (npm / PyPI): listed
Security signals, computed by us: 2026-10-19
Last checked against all sources: 2026-10-19

The description, packages and links come from the maintainer's own published metadata. Token cost, security signals, freshness and the reading above are MCPSkillHub's own measurements; see the methodology. Spot an error? Request a correction or claim the listing.