Does it support visual previews of the spreadsheets?

Yes, if the environment has LibreOffice and Poppler installed, the skill can render sheets to PDF or PNG format to allow for visual layout and formatting reviews.

Can this skill evaluate Excel formulas?

No, while the skill can write and preserve complex formulas, the actual evaluation and calculation occur when the file is opened in a spreadsheet application like Excel or Google Sheets.

What Python libraries are required for this skill?

The skill primarily utilizes 'pandas' for data manipulation and analysis, and 'openpyxl' for detailed formatting and .xlsx file structure management.

Is this skill suitable for investment banking or financial modeling?

Absolutely. It includes built-in logic for IB-style layouts, specific currency formatting, and industry-standard color conventions for user inputs versus formulas.

Spreadsheet Automation & Analysis

Name: Spreadsheet Automation & Analysis
Author: trailofbits

bytrailofbits

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253

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Data Science & ML

Automates the creation, editing, and analysis of complex spreadsheets including formulas, formatting, and professional layouts.

This skill empowers Claude to handle advanced spreadsheet tasks by leveraging Python libraries like openpyxl and pandas. It excels at building structured workbooks from scratch, modifying existing data without breaking cell references, and performing deep data analysis on CSV or TSV files. Specifically optimized for professional environments, it includes support for investment banking layouts, financial formatting standards, and visual rendering for quality assurance, ensuring that generated workbooks meet industry-grade reporting requirements.

Key Features

01Automated visual rendering to PDF/PNG for layout verification

02Professional .xlsx, .csv, and .tsv file manipulation using openpyxl and pandas

03253 GitHub stars

04Preservation and validation of complex Excel formulas and cell references

05Specialized formatting for financial models and investment banking standards

06Advanced data analysis including filtering, pivoting, and native charting

Use Cases

01Analyzing large datasets to generate summary reports and native Excel charts

02Updating existing spreadsheets while maintaining the integrity of complex logic and styles

03Building financial models with specific color-coding and professional formatting standards

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add trailofbits/skills-curated openai-spreadsheet

For use in Claude.ai and ChatGPT

Download Skill