Calliope (project homepage) is a data visualization software that employs advanced AI techniques to automatically analyze data and represent data insights in the form of narrative visualization.
⭐ In 2021, Calliope is adopted by Greenplum (VMware Software) as a plugin feature [link].
Narrative Chart
Narrative Chart (narchart.github.io) is an open-source visualization library for authoring charts that facilitete data storytelling with a high-level action-orienented declarative grammar.