Gems5 watir 5.0.0 41,829,492 October 05, 2013 commonwatir 4.0.0 1,452,058 September 18, 2012 firewatir 1.9.4 261,637 September 10, 2011 safariwatir 0.4.0 83,734 November 04, 2010 test-model 0.2.1 7,776 November 05, 2015