* [R streamplot](https://www.r-graph-gallery.com/155-interactive-streamgraph-change-offset/) * [plotly](https://plot.ly/~empet/14290/streamgraph-with-themeriver-layout/#plot) * python [altiar](https://github.com/ellisonbg/altair/blob/dc5561fb83d0f61aac90c251ffe52e40f75c3f22/altair/notebooks/auto_examples/stacked_area_stream.ipynb)
