★ Featured Marketing & Sales

Excel Spreadsheet Processor

Comprehensive spreadsheet creation, editing, and analysis with support for formulas and data visualization

AuthorAnthropic

Version1.0.0

LicenseMIT

Token count~519

UpdatedJun 5, 2026

Install

Quick install

via npx skills · works with 57+ agents

npx skills add https://github.com/anthropics/skills/tree/main/document-skills/xlsx

Or pick agent:

npx skills add anthropics/skills --skill "Excel Spreadsheet Processor" --agent claude-code

npx skills add anthropics/skills --skill "Excel Spreadsheet Processor" --agent cursor

npx skills add anthropics/skills --skill "Excel Spreadsheet Processor" --agent codex

npx skills add anthropics/skills --skill "Excel Spreadsheet Processor" --agent opencode

npx skills add anthropics/skills --skill "Excel Spreadsheet Processor" --agent github-copilot

npx skills add anthropics/skills --skill "Excel Spreadsheet Processor" --agent windsurf

More install options

Shorthand — useful for multi-skill repos:

npx skills add anthropics/skills --skill "Excel Spreadsheet Processor"

Manual — clone the repo and drop the folder into your agent's skills directory:

git clone https://github.com/anthropics/skills.git

cp -r skills/document-skills/xlsx ~/.claude/skills/

How to use: Once installed, ask your agent to "use the Excel Spreadsheet Processor skill" or describe what you want (e.g. "Comprehensive spreadsheet creation, editing, and analysis with support for formu"). Requires Node.js 18+.

Excel Spreadsheet Processor

Comprehensive spreadsheet creation, editing, and analysis with support for formulas and data visualization

What is it?
Create, edit, and analyze Excel spreadsheets (.xlsx, .xlsm, .csv, .tsv) with support for formulas, formatting, data analysis, and visualization. Perfect for data analysis and spreadsheet workflows. Built for use cases involving excel, spreadsheet, data-analysis, formulas.

How to use it?

Install this skill in your Claude environment to enhance excel spreadsheet processor capabilities. Once installed, Claude will automatically apply the skill's guidelines when relevant tasks are detected. You can also explicitly invoke it by referencing its name in your prompts.

The full source and documentation is available on GitHub.

Key Features

Create, edit, and analyze Excel spreadsheets (
tsv) with support for formulas, formatting, data analysis, and visualization
Perfect for data analysis and spreadsheet workflows
Data analysis and visualization capabilitiesView on GitHub

GitHub Stats

StarsForksLast UpdateAuthorAnthropicLicenseProprietaryVersion1.0.0

Features

⭐ Featured💻 Code Execution

Related Skills

Google Sheets Integration

Google Sheets integration for reading spreadsheet content in text/CSV/JSON formats, updating cells, appending rows, and batch operations

79sanjay3290Office & DocsProductivityData-analysis00

PDF Processor

Comprehensive PDF manipulation toolkit for extracting text and tables, creating new PDFs, merging/splitting documents

5.3kAnthropicOffice & Docs00

Word Document Processor

Comprehensive document creation, editing, and analysis with support for tracked changes and comments

5.3kAnthropicOffice & Docs00

---

Source: https://github.com/anthropics/skills/tree/main/document-skills/xlsx
Author: Anthropic
License: https://opensource.org/licenses/MIT
GitHub Stars: 5300
Tags: excel, spreadsheet, data-analysis, formulas

SKILL.md source

---
name: Excel Spreadsheet Processor
description: Comprehensive spreadsheet creation, editing, and analysis with support for formulas and data visualization
---

# Excel Spreadsheet Processor

Comprehensive spreadsheet creation, editing, and analysis with support for formulas and data visualization

What is it?
Create, edit, and analyze Excel spreadsheets (.xlsx, .xlsm, .csv, .tsv) with support for formulas, formatting, data analysis, and visualization. Perfect for data analysis and spreadsheet workflows. Built for use cases involving excel, spreadsheet, data-analysis, formulas.

## How to use it?
Install this skill in your Claude environment to enhance excel spreadsheet processor capabilities. Once installed, Claude will automatically apply the skill's guidelines when relevant tasks are detected. You can also explicitly invoke it by referencing its name in your prompts.

The full source and documentation is available on GitHub.

## Key Features

* Create, edit, and analyze Excel spreadsheets (
* tsv) with support for formulas, formatting, data analysis, and visualization
* Perfect for data analysis and spreadsheet workflows
* Data analysis and visualization capabilitiesView on GitHub

### GitHub Stats
StarsForksLast UpdateAuthorAnthropicLicenseProprietaryVersion1.0.0

### Categories
Office & Docs

### Tags
excelspreadsheetdata-analysisformulas

### Features
⭐ Featured💻 Code Execution

## Related Skills
More from Office & Docs

### Google Sheets Integration
Google Sheets integration for reading spreadsheet content in text/CSV/JSON formats, updating cells, appending rows, and batch operations

79sanjay3290Office & DocsProductivityData-analysis00

### PDF Processor
Comprehensive PDF manipulation toolkit for extracting text and tables, creating new PDFs, merging/splitting documents

5.3kAnthropicOffice & Docs00

### Word Document Processor
Comprehensive document creation, editing, and analysis with support for tracked changes and comments

5.3kAnthropicOffice & Docs00

---

**Source**: https://github.com/anthropics/skills/tree/main/document-skills/xlsx
**Author**: Anthropic
**License**: https://opensource.org/licenses/MIT
**GitHub Stars**: 5300
**Tags**: excel, spreadsheet, data-analysis, formulas