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Developer Hub :: Add-ons for Firefox
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Firefox - Wikipedia
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More than 200 browser extensions ejected from Firefox and Chrome stores | Ars Technica
Developer Hub :: Add-ons for Firefox
Developer Hub :: Add-ons for Firefox
Nowhere to download/install the extension/xpi in firefox(it's deleted?) - How to? - Web Scraper
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How To Use Firefox's Web Developer Tools
Firefox Developer Edition
