csvglow

Generate a beautiful, interactive HTML dashboard from any CSV or Excel file. Auto-detects column types and relationships, generates smart multi-column insights, histograms, bar charts, cross-analysis crosstabs, time series, correlation heatmaps, scatter plots, and a sortable data table — all in a single self-contained HTML file with a dark gradient theme.

Use this skill when the user wants to:

• Visualize a CSV or Excel file
• Create a dashboard from tabular data
• Explore or analyze a dataset visually
• Generate charts from a spreadsheet
• Get insights about their data

Usage

csvglow <file>                       # Generate dashboard and open in browser
csvglow data.csv                     # CSV file
csvglow report.xlsx                  # Excel file
csvglow data.csv -o dashboard.html   # Custom output path
csvglow data.csv --no-open           # Don't auto-open browser