vega

To render Vega-Lite charts inside Markdown, you embed declarative JSON specifications within code fences. You map structured data fields to encoding channels and select a mark type to generate the visualization inline.

Yes, you can use full Vega specs alongside Vega-Lite for data visualization in Markdown. Both formats are supported using schema-based encoding, allowing you to choose Vega for advanced programmatic control or Vega-Lite for concise declarative charts.

The best way to create data-driven charts for technical reports is using declarative Vega-Lite specifications. By structuring your data as an array of objects and mapping fields to encodings, you can produce repeatable visualizations with minimal boilerplate.

Yes, you need to format your data as structured JSON arrays of objects to use Vega visualizations in Markdown. The Vega rendering process requires valid JSON syntax and mandatory schema definitions to correctly map data fields to visual encodings.

Your Vega-Lite chart may not render correctly in Markdown if the JSON syntax is invalid or if mandatory schema definitions are missing. Ensuring correct field encodings and validating the structured data array will resolve common rendering failures.