> ## Documentation Index
> Fetch the complete documentation index at: https://lightdash-codex-prod-439-nested-repeated-columns.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.
# Chart types overview
> Every visualization type available in Lightdash and when to reach for each one
In Lightdash, the data in your results tables can be visualized in a bunch of different ways.
**Custom** is one entry in the chart type menu covering two kinds of chart. A [Vega chart](/explore/chart-types/custom-vega-charts) is a one-off spec written in a JSON editor and belongs to that chart alone. A [project chart type](/explore/chart-types/custom-project-charts) is reusable: you describe the chart you want, Lightdash builds it, and anyone in the project can then apply it like a built-in chart type.
The visualization type that you pick determines how Lightdash shows the data series in your chart. To change how your data is displayed, click **Configure** when you're querying from a table. You have the option to change the chart type in the drop-down:
