# Features

VegaFusion provides a variety of low-level features that can be used to build higher-level Vega systems that need to scale to larger datasets than Vega handles natively.

```{toctree}
:maxdepth: 1
:caption: Features
:hidden: true

column_usage
transform_data
transform_spec
transform_extract
chart_state
inline_datasets
grpc
embed
jupyter_widget
vega-lite
```