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  • Hack on MDN: Building useful tools with browser compatibility data

    The MDN team is migrating browser compatibility data into a JSON database to make it more useful and extensible for web developers. On a recent weekend in Paris, a group of Mozillians and friends gathered to work on projects to improve and extend the BCD data. The Hack on MDN ...

    Posted by Jean-Yves Perrier

  • ES modules: A cartoon deep-dive

    ES modules bring an official, standardized module system to JavaScript. With the release of Firefox 60 in May, all major browsers will support ES modules, and there is current work to add ES module support to Node.js, as well as ES module integration for WebAssembly. Lin Clark's deep dive illustrates ...

    Posted by Lin Clark

  • Shipping a security update of Firefox in less than a day

    One of Mozilla’s top priorities is to keep our users safe; this commitment is written into our mission. As soon as we discover a critical issue in Firefox, we plan a rapid mitigation. This post describes how we fixed a Pwn2Own exploit discovery and released new builds of the browser ...

    Posted by Sylvestre Ledru

  • Bringing interactive examples to MDN

    Over the last year and a bit, the MDN Web Docs team has been designing, building, and implementing interactive examples for our reference pages. The motivation was to do more on MDN for people who like to learn by seeing and playing around with example code. We've just finished adding ...

    Posted by Will Bamberg

  • Firefox Quantum Extensions Challenge

    Seeking great new extensions for the Firefox Quantum Extensions Challenge! Between March 15 and April 15, 2018, use Firefox Developer Edition to create extensions that make full use of available WebExtensions APIs for one of the prize categories. (Legacy extensions that have been updated to WebExtensions APIs, or Chrome extensions ...

    Posted by Caitlin Neiman

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