The Best 21 DareBoost Alternatives

  • 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.

    Free Open Source Mac OS X Windows Linux Chrome Firefox Firebug

  • Gtmetrix

    GTmetrix is a free tool that analyzes your page's speed performance. Using Page Speed and YSlow, GTmetrix generates scores for your pages and offers actionable...

    Free Web

  • Site24x7

    Comprehensive website and web application monitoring: * simulate a real browser (Firefox) to check performance * services monitoring (FTP(S), DNS, PING, TCP, SSL, SMTP, POP) * user experience monitoring (browser load time per...

    Freemium Web

  • 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....

    Free Open Source Web

  • 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.

    Free Open Source Mac OS X Windows Linux Chrome Firefox Safari Opera Firebug

  • 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...

    Free Open Source Web

  • Uptrends

    Website performance monitoring displaying the load times for various components of the site. Plans start at $23/mo. Free tools: * website load time:...

    Commercial Web

  • 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.

    Free Open Source Mac OS X Windows Linux

  • SitePerformanceTest.com

    Perform and explore an in-depth website analysis. Generate a comprehensive report to evaluate performance and usability ratings complete with improvement recommendations.

    Free Web

  • SiteSpeedTester.com

    Evaluate the load speed and usability for any webpage. Generate a report to determine website performance with detailed efficiency recommendations and usability...

    Free Web

  • TestWebSpeed.com

    Evaluate the load speed and usability for any webpage. Generate a report to determine website performance with detailed efficiency recommendations and usability...

    Free Web

  • 365andUP

    365andUP's WebAnalytics is a free tool that analyzes your website's performance loading it in real browser, record it and show actionable insights which will...

    Free Open Source Windows Android Tablet Chrome OS Web Windows Mobile

  • Calibre

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

    Commercial Web

  • 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...

    Free Web

  • Site Relic

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

    Freemium Web

  • Netthrob

    Netthrob runs automated verification checks on your website every three minutes from five different geographies and immediately informs you through Phone, SMS &...

    Commercial Web Self-Hosted