Add-ons Blog

Posts from December, 2012

Add-on Compatibility for Firefox 18

Firefox 18 will be released on the second week of January. Here’s the list of changes that went into Firefox 18 that can affect add-on compatibility. There is more information available in Firefox 18 for Developers, so you should read that too. General app:// protocol and XHR. If you load local resources using XHR and… Continue reading

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Categories: compatibility, developers, documentation

Add-ons Update – Week of 2012/12/19

I post these updates every 3 weeks to inform add-on developers about the status of the review queues, add-on compatibility, and other happenings in the add-ons world. The Review Queues Most nominations for full review are taking less than 3 weeks to review. Most updates are being reviewed within 2 weeks. Most preliminary reviews are… Continue reading

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Categories: compatibility, developers, documentation

Announcing Add-on SDK 1.12!

I’m pleased to announce that we have released SDK 1.12 today; you can download the SDK directly in either zip or tarball format. Update: The Add-on Builder has now been updated to support SDK 1.12. What’s new? Enhancements to simple-prefs. I’m really pleased to include in this release some much-needed enhancements to the simple-prefs module… Continue reading

Categories: builder, general, jetpack, mobile, releases, sdk

Improving performance with static themes

In order to accommodate various screen resolutions and header heights, themes (formerly Personas) require very large image files. Header images need to be 3000 x 200 px and footer images 3000 x 100 px. As a result, loading them slows down Firefox. Animated themes pose an even more persistent problem for performance, because animated images… Continue reading

Categories: developers, end users, themes