Tafoegings
Tal sykresultaten foar ûntwikkelder 'dreamcarved': 3
W3C Markup Validation Service
This validator checks the markup validity of Web documents in HTML, XHTML, SMIL, MathML, etc.
BuiltWith Technology Profiler
Find out what the website you are visiting is built with using this extension.
ColorPicker Eyedropper
A color-picker tool that allows you to select color values from webpages.
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