Alternatives to Gtmetrix for all platforms with any license

Platforms

Show 10 less popular platforms
  • 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....

    Open Source Web

  • 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...

    Open Source Web

  • 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...

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

  • Google Lighthouse icon

    Google Lighthouse

    Lighthouse is an open-source, automated tool for improving the quality of web pages. You can run it against any web page, public or requiring authentication.

    Open Source Mac Windows Linux

  • Site Relic icon

    Site Relic

    Site Relic is a FREE toolbox where you can test your website for performance & security in seconds without user registration.

    Freemium Web

  • 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...

    Open Source Mac Windows Linux Python

    • Discontinued Last update was on July 7th, 2011.
  • 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.

  • 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...

    Free Mac Windows Web

  • Calibre icon

    Calibre

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

    Commercial Web

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  • 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

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  • 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...

    Free Windows

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