Tachimetri, indicatori progressione, calibri, progress bar

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