Links

1. Online gallery with code examples by category
2. Plotly Express tutorial, also plotly.express
3. Plotly Community Forum
4. Keyword index
5. Getting started guide
6. Plotly vs matplotlib (with video)
7. Displaying Figures (including offscreen into a file)
8. Saving static images (PNG, PDF, etc)
9. Plotly and IPython / Jupyter notebook with additional plotting examples

As an alternative to Plotly Dash, Shiny for Python lets you build interactive plotting apps for the web using a slightly different design philosophy. For a good overview, see this article.