W3C Markup Validation Service

Related

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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: 1

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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: 115

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  Edit with Adobe Photoshop

  Adds a context menu item to send image links directly to Adobe Photoshop photo editor

  คะแนน: จำนวนคะแนนรวมทั้งหมด: 10

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  GitHub Extension

  The GitHub Browser Extension allows GitHub users to quickly find and open all of their assigned issues and pull requests from a single location. It can be handy for developers and project managers to view their tasks.

  คะแนน: จำนวนคะแนนรวมทั้งหมด: 3

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  PX to REM and REM to PX

  PX / REM bidirectional converter

  คะแนน: จำนวนคะแนนรวมทั้งหมด: 1