Alternatives to Gtmetrix for all platforms with any license

Platforms

Desktop

Web / Online

Other Platforms

  • PageSpeed Insights icon

    PageSpeed Insights

    PageSpeed is addon for Firebug (debugger addon for Mozilla Firefox ) for analyzing of page loading process and suggesting to webmaster how speed up page loading. Javascript obfuscating, image resizing, CSS merging and vise versa.

    Open Source Mac Windows Linux Firebug Chrome Firefox

    No features added Add a feature
  • DareBoost icon

    DareBoost

    DareBoost is an online tool to test, analyze and monitor your website: speed, SEO, quality, security. All you need for website optimization in a single service.

    Freemium Web / Cloud

  • WebPagetest icon

    WebPagetest

    Run a free website speed test from multiple locations around the globe using real browsers (Firefox, IE, Chrome, Android and iOS) and at real consumer connection speeds. You can run simple tests or perform advanced testing including...

    Open Source Web / Cloud

    No features added Add a feature
  • Yahoo! YSlow icon

    Yahoo! YSlow

    YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages. YSlow is a Firefox add-on integrated with the Firebug web development tool. YSlow grades web page based on...

    Open Source Mac Windows Linux Firebug Chrome Safari ... Opera Firefox

    No features added Add a feature
  • Yellow Lab Tools icon

    Yellow Lab Tools

    Yellow Lab Tools checks a website for both it's performance and the quality of the HTML, CSS and JavaScript code. The application is available online and as various packages for the command line, Grunt and NodeJS from the...

    Open Source Web / Cloud

    No features added Add a feature
  • WDT - Web Developer Tools icon

    WDT - Web Developer Tools

    WDT - Web Developer Tools is a suite of useful tools for web developers Task Manager Dean Edwards Javascript Compressor JSMin Css Minifier Css Type Set Generator Css Button Generator Cool Button Generator RGB / HEX...

    Open Source Mac Windows Linux

  • StatusCake Tools icon

    StatusCake Tools

    StatusCake Tools allows you to check the speed and load time of your website. Simply enter the website URL and check one of the locations from around the world you want the website checked from. The test results allow you to view...

    Free Mac Windows Web / Cloud

    No features added Add a feature
  • KeyCDN Tools icon

    KeyCDN Tools

    Website speed test, DNS lookup service incl EDNS client subnet, fast geolocation for IP or hostname, HTTP response headers, FREAK attack tester and more.

    Free Web / Cloud

  • Calibre icon

    Calibre

    Performance monitoring that gives the page speed insights you need to improve customer experience.

    Commercial Web / Cloud

    No features added Add a feature
  • Web Page Test icon

    Web Page Test

    Run a free website speed test from around the globe using real browsers at consumer connection speeds with detailed optimization recommendations.

    Free Personal Web / Cloud

  • neXpert icon

    neXpert

    neXpert is an add-on to Fiddler Web Debugger which aids in performance testing web applications. neXpert was created to reduce the time it takes to look for performance issues with Fiddler and to create a deliverable that can be used...

    Free Windows

    No features added Add a feature
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  • WebO (Web Optimizer) icon

    WebO (Web Optimizer)

    This project has been launched after the Russian web conference ClientSide2007. The goal was to gather not only theoretical information about websites speeding-up, but also to provide the most precise online service to check and...

    Free Web / Cloud

    No features added Add a feature

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