W3C Markup Validation Service

Related

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  .no { CSS }

  Opera 12 reminiscent Shift-G CSS zapper (use Alt-G)

  Betyg: Totalt antal betyg: 6

• 

  BuiltWith Technology Profiler

  Find out what the website you are visiting is built with using this extension.

  Betyg: Totalt antal betyg: 7

• 

  Open in Pale Moon

  Open current page, link, or all tabs in the Pale Moon browser.

  Betyg: Totalt antal betyg: 2

• 

  Web Developer

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

  Betyg: Totalt antal betyg: 123

• 

  Edit the Page

  Toggles the 'Design Mode' so that you can edit the contents of the page.

  Betyg: Totalt antal betyg: 53