Ecco una gran scelta:
http://www.jqplot.com/deploy/dist/examples/meterGauge.html
http://bernii.github.io/gauge.js/
 
http://justgage.com/
http://www.uibox.in/item/66   NONTESTATO
http://www.amcharts.com/demos/angular-gauge/   TOOmuch for my work