About this Collection
Przydatne dodatki dla developerów
5 Add-ons in this Collection
Firebug by Joe Hewitt, Jan Odvarko, others
The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
Draw a ruler across any webpage to check the width, height, or alignment of page elements in pixels.
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