Firefox OS Articles
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Improving Firefox responsiveness on macOS
If you're running Firefox on macOS you might have noticed that its responsiveness has improved significantly in version 103, especially if you've got a lot of tabs, or when your machine is busy running other applications at the same time. This improvement was achieved via a small change in how locking is implemented within Firefox's memory allocator.
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Improved Process Isolation in Firefox 100
Firefox uses a multi-process model for additional security and stability while browsing: Web Content (such as HTML/CSS and Javascript) is rendered in separate processes that are isolated from the rest of the operating system and managed by a privileged parent process. This way, the amount of control gained by an attacker that exploits a bug in a content process is limited. In this article, we would like to dive a bit further into the latest major milestone we have reached: Win32k Lockdown, which greatly reduces the capabilities of the content process when running on Windows.
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Retrospective and Technical Details on the recent Firefox Outage
On January 13th 2022, Firefox became unusable for close to two hours for users worldwide. This incident interrupted many people’s workflow. This post highlights the complex series of events and circumstances that, together, triggered a bug deep in the networking code of Firefox.
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Here’s what’s happening with the Firefox Nightly logo
The internet was set on fire (pun intended) this week, by what I'm calling 'fox gate', and chances are you might have seen a meme or two about the Firefox logo. Many people were pulling up for a battle royale because they thought we had scrubbed fox imagery from our browser. We can confirm, that this is definitely not happening.
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Firefox and the Web Speech API
Speech Synthesis and recognition are powerful tools to have available on computers, and they have become quite widespread in this modern age — look at tools like Cortana, Dictation and Siri on popular modern OSes, and accessibility tools like screenreaders. But what about the Web? To be able to issue voice commands directly to a […]
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Building games for Firefox OS TV
With Firefox OS focused on a world of connected devices, it’s a good time to start building games for new and different displays. Panasonic offers a variety of Firefox OS-powered TVs — in this article we’ll outline how developing HTML5 games for huge television screens differs from the smartphone approach.
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From game jam to mobile and Firefox OS
I love participating in game jams, where game developers get together to craft games in a very short amount of time. I thought it would be cool to take one of my past Game Jam games, Metal vs Hipsters, and port it to the mobile web and Firefox OS. Adapting to mobile My starting point […]
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Firefox OS 2.5 Developer Preview, an experimental Android app
Today we have made Firefox OS 2.5 available worldwide. We are also making an early, experimental build of the OS — Firefox OS 2.5 Developer Preview — available for developers to download on Android devices. This latest version of Firefox OS delivers exciting features including: Add-ons: Just like the add-ons we’ve come to love in […]
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Building an iOS-style “Unread Notifications” add-on for Firefox OS
What is a Firefox OS add-on and why do we need it? The Firefox add-on ecosystem has been a key differentiator in the desktop browser arena. However, the mobile space lacks a strong add-on framework. Some solutions exist for Android, such as Xposed, but these solutions typically require a rooted phone, and the content is […]
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Build and Run Firefox OS on Sony Open Devices
A few years ago, Sony released their first port of Firefox OS, for the Xperia E. Since then, Sony has started the Open Devices initiative to bring support for AOSP (the Android Open Source Project) to many more of its smartphones. The porting work described in this post is based on this effort and brings […]
