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{ Tag Archives } xpi

Porting a Chrome extension to WebExtensions in half a step

A coworker contacted me today about the Unbias Me extension. It’s a set of simple userscripts that hide profile pictures and names in sites like LinkedIn and GitHub, where unconscious bias can affect your behavior toward women and other groups. She wanted to know if we could have an add-on like this for Firefox. I […]

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Using WebExtensions to communicate between iframes

After my presentation at FOSDEM, I was approached by developers who had a specific use case for an add-on. They asked which of our add-on technologies they should use to implement it, and whether it was practical to do. I knew it was doable, and I thought it would be an interesting programming exercise, so […]

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Extending the New Developer Toolbar

Firefox 16 will be released in a couple of days. Among its many improvements, there’s the new Developer Toolbar. This toolbar is essentially a command line that allows you to execute commands on the developer tools, like inspecting elements, starting up the debugger and generating screenshots from web content. This feature is designed to be […]

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Signing XPI files (using python and m2crypto) on (Mountain) Lion

I want to call out this post by the Appcoast folks: Signing XPI files (using python and m2crypto) on (Mountain) Lion. They contacted me recently because they were having some problems with the old way of signing XPIs, and I pointed them to Wladimir’s post in the AdBlock Plus blog. Their post just elaborates their […]

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