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  • Private by Design: How we built Firefox Sync

    Firefox Sync lets you share your bookmarks, browsing history, passwords and other browser data between different devices, and send tabs from one device to another. We think it’s important to highlight the privacy aspects of Sync, which protects all your synced data by default so Mozilla can’t read it, ever. ...

  • New & Experimental Web Design Tools: Feedback Requested

    We’re currently hard at work on some new tools for web designers: a comprehensive Flexbox Inspector as well as CSS change-tracking. Tell us about your biggest CSS and web design issues and pain points in the first-ever Design Tools survey from Mozilla! We want to hear from developers and designers, ...

  • Performance Updates and Hosting Moves: MDN Changelog for October 2018

    This month's changelog, from the hard-working engineering team that builds and maintains the MDN Web Docs site, covers performance improvements and experiments, infrastructure updates, as well as countless tweaks and fixes to make your MDN experience better and better. The post Performance Updates and Hosting Moves: MDN Changelog for October ...

  • Into the Depths: The Technical Details Behind AV1

    AV1, the next generation royalty-free video codec from the Alliance for Open Media leapfrogs the performance of VP9 and HEVC. The AV1 format is and will always be royalty-free with a permissive FOSS license. In this video presentation, Mozilla's Nathan Egge dives deep into the technical details of the codec ...

  • Cross-language Performance Profile Exploration with speedscope

    speedscope is a fast, interactive, web-based viewer for large performance profiles, inspired by the performance panel of Chrome developer tools and by Brendan Gregg’s FlameGraphs. Jamie Wong built speedscope to explore and interact with large performance profiles from a variety of profilers for a variety of programming languages. speescope runs ...

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