Best AI Agent Skills for Spreadsheet & Excel AI Tools in 2026

A Model Context Protocol server for Excel file manipulation

A Model Context Protocol (MCP) server that reads and writes MS Excel data

This MCP server integrates with your Google Drive and Google Sheets, to enable creating and modifying spreadsheets.

Office document creation and editing skills for Claude Code - PPTX, DOCX, XLSX, and PDF workflows with automation support

A Claude Skill that automatically analyzes uploaded CSV files — generating summary statistics, detecting missing data, and creating quick visualizations using Python and pandas.

Excel MCP Server & CLI - 23 tools, 214 operations for AI-powered Excel automation via COM API

An Excel AI agent that uses MCP tools to let LLMs read, edit, and automate Excel spreadsheets.

Model Context Protocol (MCP) Server for reading from Google Drive and editing Google Sheets

Univer Skill enables AI tools to work directly with spreadsheets, Excel workbooks, and CSV files. Powered by Univer CLI, it brings Git-style diffs, reviews, approvals, and rollbacks to spreadsheet workflows — making human-AI collaboration structured, reviewable, and safe.

BrandDocs is a set of agent skills that learn your existing Word, PowerPoint and Excel templates and generate new on-brand documents from them. Unlike generic AI document generators, it preserves brand, structure, styles and formulas by construction. Built for Claude Code, Codex and compatible AI agents.

OfficeCLI is the first and best Office suite purpose-built for AI agents to read, edit, and automate Word, Excel, and PowerPoint files. Free, open-source, single binary, no Office installation required.

Python CLI tool to run queries against sqltatabases and convert the results to json, csv, excel in the command line or python program. Easy to use for Humans, automations, LLMS/Agents

```bash
pip install sql2json
```

Python Streamlit web app allowing users to interact with their data from a CSV or XLSX file, utilizing OpenAI API and LangChain. It imports necessary libraries, handles API key loading, displays a user-friendly interface for file upload and data preview, creates a Pandas DF agent with OpenAI, and executes user queries.

The fastest business intelligence tool for humans and agents.

A collection of enhancements, plugins, and prompts for Open WebUI, developed and curated for personal use to extend functionality and improve experience.

An Agent Skill and Dify plugin to transform Markdown to files of DOCX, PPTX, XLSX, PNG, PDF, Mermaid, HTML, MD, CSV, JSON, XML.

Claude Code and Codex SKILLs for PDF, Excel, Word, and PowerPoint manipulation — extraction, forms, formulas, tracked changes, adapted from Anthropic skills.

```bash
git clone https://github.com/appautomaton/document-SKILLs.git ~/skills/documents
cd ~/skills/documents

# Claude Code
for s in docx pdf pptx xlsx; do
  ln -s "$(pwd)/$s" ~/.claude/skills/$s
done

# Codex
for s in docx pdf pptx xlsx; do
  ln -s "$(pwd)/$s" ~/.codex/skills/$s
done
```

Conversion from Excel to structured JSON (tables, shapes, charts) for LLM/RAG pipelines, and autonomous Excel reading/writing by AI agents via CLI and MCP integration.

MCP server for Google Sheets - Read, write and manipulate spreadsheets through Claude Desktop

🚀你的私人数据分析助手。通过对话式交互，自动生成可视化报表与商业洞察，让数据决策变得像聊天一样简单。 🚀 Your personal data analysis assistant. Say goodbye to complex SQL and Excel formulas. An LLM-powered data analysis agent. Chat with your data to instantly generate visualizations and business insights. Making data-driven decisions has never been easier.

One SQL interface for 60+ tools (e.g., GitHub, Notion, Airtable). Plug into any LLM through MCP.

Database Reporting Tool and Tasks (.Net)

모두 파싱해버리겠다 — HWP·HWPX·PDF·Office 문서를 Markdown으로. 양식 자동 채우기와 신구대조를 갖춘 CLI·MCP 서버 | Convert Korean documents (HWP, HWPX, PDF, Office) to Markdown — CLI and MCP server with form filling and diff

Rust-native MCP server for Office document processing (Excel, Word, PowerPoint). Sub-millisecond, local-first, open source.

The Excel MCP Server is a powerful tool that enables natural language interaction with Excel files through the Model Context Protocol (MCP). It provides a comprehensive set of capabilities for reading, analyzing, visualizing, and writing Excel data.

```bash
# Using uv (recommended)
uv init excel-mcp-server
cd excel-mcp-server
uv venv
source .venv/bin/activate  # On Windows: .venv\Scripts\activate

# Or using pip
python -m venv .venv
source .venv/bin/activate  # On Windows: .venv\Scripts\activate
```