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(X)HTML5 Checker

A small extension to validate the markup of current tab

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Контур.Плагин

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Polypane helper

Open the current page or links in Polypane, the developer tool for responsive web development and design.

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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.

Vurdering: Totalt antall vurderinger: 125

Помощник диагностики

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