Oh My PPT Chart

For deeper examples (chart selection, frame height guide, category axis patterns, layout integration tips), read references/chart.md.

When to use

• Adding a chart to a new or existing slide
• Modifying chart type, data, or options
• Repairing a blank or broken chart canvas

When not to use

• Pure visual micro-edits that don't change chart structure (e.g. adjusting a single color value). These still follow chart skill hard rules, but don't require reading the full reference.
• A page without a source-grounded quantitative relationship. Course maps, agendas, processes, equal-status topic groups, hierarchies, and qualitative comparisons are page-native diagrams, not Chart.js charts.

30-second decision checklist

Before deciding to write chart HTML, answer these in order: