Alternatives to Calibre for all platforms with any license

Platforms

Show 9 less popular platforms
  • Gtmetrix icon

    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

    No features added Add a feature
  • 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

  • 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

  • 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

  • Know any more alternatives to Calibre?

    Suggest an application to this list

Calibre Comments

Echo echo ... Feels empty in here

Maybe you want to be the first to submit a comment about Calibre? Just click the button up to your right!