xlsx

Yes, you can modify existing spreadsheets while maintaining formula integrity. The Skill reads and edits workbooks without breaking existing calculations, preserving templates, formulas, and data validation rules during updates across multiple sheets.

Automatic recalculation for Excel formulas works through a LibreOffice-based pipeline. When you update data, the Skill triggers recalculation to generate updated outputs, ensuring formula values are correctly computed and reflected across .xlsx, .xlsm, .csv, and .tsv files.

Yes, you can read and analyze data from existing .xlsx workbooks while preserving formulas. The Skill reads your workbook, summarizes the data, and performs analysis workflows without overwriting or stripping the underlying formula logic from the original file.

Supported file formats for spreadsheet data analysis and recalculation include .xlsx, .xlsm, .csv, and .tsv. The Skill manipulates these file types using OpenPyXL, allowing you to read, edit, and generate updated outputs across all supported formats.

Yes, OpenPyXL handles complex spreadsheet workflows with multiple sheets and templates. The Skill uses it to automate file manipulation, apply formatting standards, and generate workbooks across multiple sheets while maintaining formula integrity and data validation rules.