https://chartkick.com/
Chartkick - Create beautiful JavaScript charts with one line of Ruby
javascript chartsone linecreatebeautifulruby
https://gorails.com/episodes/charts-with-chartkick-and-groupdate
Charts with Chartkick and Groupdate | GoRails
Add various types of charts to your Rails app with Chartkick and use Groupdate to make easy group queries in SQL
charts
https://tracker.debian.org/pkg/python-chartkick
python-chartkick - Debian Package Tracker
debian packagepythontracker