Altair: Declarative Visualization in Python#

Altair is a declarative statistical visualization library for Python, based on Vega and Vega-Lite.

With Altair, you can spend more time understanding your data and its meaning. Altair’s API is simple, friendly and consistent and built on top of the powerful Vega-Lite visualization grammar. This elegant simplicity produces beautiful and effective visualizations with a minimal amount of code.

Altair is BSD-licensed and the source is available on GitHub, where you can also report bugs and feature requests. For general questions, please ask on StackOverflow using the altair tag.

You can browse this documentation via the links in the top navigation panel or by viewing the full site Index. In addition to reading this documentation page, it can be helpful to also browse the Vega-Lite documentation.