ck:xlsx

Create, edit, and analyze .xlsx, .csv, and .tsv spreadsheets with Excel formulas.

Updated Apr 9, 2026

Search Tags:#visualization #formulas #excel #data-analysis #xlsx #recalculation #pivot-tables

Ready to run

npx skills add https://github.com/DatTran26/KienTruThiHanh --skill ck-xlsx-dattran26

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: ck:xlsx
Source: https://github.com/DatTran26/KienTruThiHanh/tree/main/.agents/skills/document-skills/xlsx
Command: npx skills add https://github.com/DatTran26/KienTruThiHanh --skill ck-xlsx-dattran26

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Spreadsheets are essential but manual edits, inconsistent styles, and fragile formulas slow down data workflows.

This Skill provides a framework to create, edit, and analyze spreadsheets with robust formula management, standardized formatting, and reliable recalculation workflows.

This enables teams to produce accurate analyses with minimal errors.

Core Features & Use Cases

Create, edit, and analyze spreadsheets across .xlsx, .csv, and .tsv formats.
Manage Excel formulas, apply data analysis techniques, produce visualizations, and implement pivot tables and charts.
Use case: A data analyst receives monthly sales data in CSVs; this Skill standardizes formatting, builds pivot tables, and updates all formulas automatically.

Quick Start

Apply the defined Excel formatting, formulas, and data rules to your workbook.

Frequently Asked Questions about ck:xlsx

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I automate Excel formula recalculation across multiple workbooks?▼

Automate Excel formula recalculation by running recalc.py with LibreOffice macros to enforce deterministic formula usage and update workbook values reliably. This automated workflow eliminates manual recalculation errors and ensures accurate data analysis outputs across multiple spreadsheet files.

What is the best way to build pivot tables from CSV data for analysis?▼

Build pivot tables from CSV data by applying standardized formatting and data analysis rules to standardize your inputs, then generating pivot tables and charts. This workflow ensures consistent styling and accurate aggregation directly within your .xlsx, .csv, and .tsv files.

Can I use LibreOffice macros to standardize Excel formatting and enforce formulas?▼

Use LibreOffice macros to standardize Excel formatting and enforce deterministic formulas across .xlsx workbooks. The framework applies consistent styling, documents formulas in cells, and executes reliable recalculation workflows without requiring manual formatting interventions.

How do I edit and analyze .xlsx, .csv, and .tsv files end-to-end?▼

Edit and analyze .xlsx, .csv, and .tsv files end-to-end by applying rules for Excel formulas, formatting, and pivot tables within a single automated framework. This manages the entire spreadsheet workflow from data ingestion to final visualizations and charts.

Does this spreadsheet automation framework support data visualization and charts?▼

This spreadsheet automation framework supports data visualization and charts by applying standardized Excel formatting and formula rules to generate visual outputs. It reliably transforms raw .xlsx and .csv data into formatted charts and pivot tables for analysis.

Why are my Excel formulas breaking during automated workbook edits?▼

Excel formulas break during automated edits due to inconsistent styles and fragile manual updates. Enforcing deterministic formula usage, documenting formulas in cells, and using recalc.py with LibreOffice macros prevents these calculation errors and ensures reliable recalculation.