I have also used https://tools.pingdom.com/ and https://www.webpagetest.org/ . I find the more the merrier for that type of analysis. Mark Sullivan SobekCM Lead Architect [log in to unmask] ________________________________ From: Code for Libraries <[log in to unmask]> on behalf of Jonathan Earley <[log in to unmask]> Sent: Thursday, August 4, 2016 4:04 PM To: [log in to unmask] Subject: Re: [Code4Lib] Analysis software to compare two web sites Hi Brian, https://developers.google.com/speed/pagespeed/insights/ I typically use this tool by Google. Hope it's helpful. Jon Earley On Thu, Aug 4, 2016 at 2:27 PM, CORALL, JOHN <[log in to unmask]> wrote: > Hi Brian, > > You might want to give YSlow http://yslow.org/ a try. > > You can install it as an extension in your web browser, and run its > analysis on any webpage you visit. > > Joe > > On 8/4/16, 2:22 PM, "Code for Libraries on behalf of Brian McBride" < > [log in to unmask] on behalf of [log in to unmask]> wrote: > > >Hi Code4Lib Community, > > > >I was wondering if anyone is aware of any, preferably, open source > >analysis tools that will compare the page load times and other metrics > >of two sites in real time and record all the results? I want to be able > >to compare an old digital collections site to a new one and run some > >reports on the number of improvements. > > > >Thanks! > > > >-Brian > > > > > >-- > >Brian McBride > >Head of Digital Infrastructure Development > >J. Willard Marriott Library > > > >O: 801.585.7613 > >F: 801.585.5549 > >M: 801.326.0421 > >E: [log in to unmask] > > -- Jon Earley Interface Developer for Design and Discovery University of Michigan Library I check email once a day, M-F