FireFox Extension Development

DevelopmentExtensionsFireFox AddonsMacOSX


How to FireFox extension development environment setup.

Basically, you setup another profile.

You then setup that environment for development manually or using an extension that sets those parameters automatically.

Install these two extensions


Be sure to read on how to package your extensions.


cd myexample 
zip -r ../myexample.xpi * 
cd ..
ls *.xpi


For more information see


Run this command line to start the FireFox profile on OSX, terminal window will display debugging information. 

/Applications/ -no-remote -P dev &


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