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  (X)HTML5 Checker

  A small extension to validate the markup of current tab

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  Web Developer

  Adds a toolbar button with various web developer tools. The official port of the Web Developer extension for Firefox.

  คะแนน: จำนวนคะแนนรวมทั้งหมด: 149

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  Browserling - Cross-browser testing

  Cross-browser test websites in the most popular browsers such as Internet Explorer, Edge, Chrome, Firefox, Safari and Opera. Try for free!

  คะแนน: จำนวนคะแนนรวมทั้งหมด: 26

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  Pixel converter

  Pixel converter is a crucial web development and design tool for converting pixel values into different measurement units like inches, centimeters, or percentages, ensuring consistency across diverse devices and screens in responsive web design.

  คะแนน: จำนวนคะแนนรวมทั้งหมด: 0

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  Allow Copy-Right Click

  Allow Right click, Allow copy, Selection on web sites that prevent it

  คะแนน: จำนวนคะแนนรวมทั้งหมด: 8