AwesomeChartJS
cyberpython.github.com/AwesomeChartJS
From the page
Saved with the link. Notes from 2007 to 2016 are mostly the page's own words, so this is probably an excerpt.
AwesomeChartJS is a simple Javascript library that can be used to create charts based on the HTML 5 canvas element. The main goal during development was to pick sane defaults in order to let the user create simple charts quickly with just a couple of lines of code.