From the post: 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. Read more here.
Kevin Marks has created a web-based tool that helps those live-tweeting conferences. Lee Skallerup Bessette writes about Noter Live here.