Morris.js Graph
More info and examples at http://www.oesmith.co.uk/morris.js/
Morris.js Area
More info and examples at http://www.oesmith.co.uk/morris.js/
Morris.js Bars
More info and examples at http://www.oesmith.co.uk/morris.js/
Morris.js Donut
More info and examples at http://www.oesmith.co.uk/morris.js/
Flot.js Graph
More info and examples at http://www.flotcharts.org/
Flot.js Pie / Doughnut
More info and examples at http://www.flotcharts.org/
Flot.js Bars
More info and examples at http://www.flotcharts.org/
jQuery Sparklines
More info and examples at http://omnipotent.net/jquery.sparkline/
8,4,0,0,0,0,1,4,4,10,10,10,10,0,0,0,4,6,5,9,10    -3,1,2,0,3,-1    0:2,2:4,4:2,4:1    8,4,0,0,0,0,1,4,4,10,10,10,10,0,0,0,4,6,5,9,10    4,6,7,7,4,3,2,1,4,4,5,6,7,6,6,2,4,5    1,1,0,1,-1,-1,1,-1,0,0,1,1
jQuery Easy Pie Chart
More info and examples at http://rendro.github.io/easy-pie-chart/