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.

  التقييم: العدد الإجمالي للتقييمات: 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.

  التقييم: العدد الإجمالي للتقييمات: 123

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  Open in GIMP photo editor

  Adds context menu items to send image links and image files directly to the GIMP photo editor

  التقييم: العدد الإجمالي للتقييمات: 8

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  Polypad (Open in App)

  Polypad Open in App.

  التقييم: العدد الإجمالي للتقييمات: 0

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  Window Performance Test

  Get accurate performance timing for any page with this extension

  التقييم: العدد الإجمالي للتقييمات: 2