dygraphs is a fast, flexible open source JavaScript charting library.
npm install dcos-dygraphs 
The dygraphs JavaScript library produces interactive, zoomable charts of time series:

Learn more about it at dygraphs.com.
Get help with dygraphs on
Stack Overflow (preferred) and
Google Groups
html
`Learn more by reading the tutorial and
seeing demonstrations of what dygraphs can do in the
gallery.
Development
To get going, clone the repo and run:
npm install
npm run build
Then open
tests/demo.html` in your browser.Read more about the dygraphs development process in the developer guide.