Extension Development:Best Practices

Once you know the basics, these guides will help you with intermediate to advanced extension development topics.

Respecting the JavaScript Global Namespace
In this blog post, Mark Ziesemer explains how to prevevent global namespace pollution by wrapping your extension's variables.

Security Best Practices in Extensions
Every extension developer should know and follow the security best practices outlined in this document to keep users safe.

Localizing an Extension
This article explains how to localize an extension, including XUL and JavaScript string

Responsible First-run Usage
This blog post describes what a bad first-run experience means for users, and gives tips for improving that experience.

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