1. Firefox 4: An early walk-through of IndexedDB

    • by Arun Ranganathan and Shawn Wilsher • Firefox 4, IndexedDB, Standards • 168 comments

    Web developers already have localStorage, which is used for client side storage of simple key-value pairs. This alone doesn’t address the needs of many web applications for structured storage and indexed data. Mozilla is working on a structured storage API with indexing support called IndexedDB, Read more…

  2. Beyond HTML5: Database APIs and the Road to IndexedDB

    • by Arun Ranganathan • Firefox 4, IndexedDB, Standards • 97 comments

    IndexedDB is an evolving web standard for the storage of significant amounts of structured data in the browser and for high performance searches on this data using indexes. Mozilla has submitted substantial technical feedback on the specification, and we plan to implement it in Firefox Read more…

  3. Revitalizing Caching

    • by Arun Ranganathan • Firefox, HTML5, Offline, Performance, Standards • 22 comments

    Apparently, there are only two hard problems in computer science: cache invalidation and the naming of things (or so Phil Karlton’s dictum goes). Earlier this month, we invited representatives of Twitter, Facebook, SproutCore, Palm’s webOS, Microsoft’s “Office On The Web”, Yahoo, and Google to talk Read more…

  4. WebGL Draft Released Today

    • by Arun Ranganathan • Standards, WebGL • 7 comments

    Even without a draft specification of WebGL in circulation, we’ve seen some promising 3D content using WebGL appear on the web, put together mainly through developer ingenuity and the fact that Firefox, Chromium, and WebKit are open source projects with early support for the technology. Read more…

  5. W3C FileAPI in Firefox 3.6

    • by Arun Ranganathan • Drag and Drop, Feature, Featured Article, FileAPI, Firefox 3.6 • 37 comments

    Often, web applications will prompt the user to select a file, typically to upload to a server. Unless the web application makes use of a plugin, file selection occurs through an HTML input element, of the sort <input type="file"/>. Firefox 3.6 now supports much of Read more…

  6. video – more than just a tag

    • by Arun Ranganathan • 35 Days, Feature, Firefox 3.5, Standards, Video • 17 comments

    This article is written by Paul Rouget, Mozilla contributor and purveyor of extraordinary Open Web demos. Starting with Firefox 3.5, you can embed a video in a web page like an image. This means video is now a part of the document, and finally, a Read more…

  7. cross-site xmlhttprequest with CORS

    • by Arun Ranganathan • 35 Days, JavaScript, Standards, XMLHttpRequest • 41 comments

    XMLHttpRequest is used within many Ajax libraries, but till the release of browsers such as Firefox 3.5 and Safari 4 has only been usable within the framework of the same-origin policy for JavaScript. This meant that a web application using XMLHttpRequest could only make HTTP Read more…

  8. (r)evolution number 5

    • by Arun Ranganathan • @font-face, CSS, Firefox 3.5, Geolocation, JavaScript, Standards • 8 comments

    We’ve just launched Firefox 3.5, and we’re incredibly proud. Naturally, we have engaged in plentiful Mozilla advocacy — this site is, amongst other things, a vehicle for showcasing the latest browser’s new capabilities. We like to think about this release as an upgrade for the Read more…

  9. better security and performance with native JSON

    • by Arun Ranganathan • 35 Days, Feature, Firefox 3.5, JavaScript • 6 comments

    The JavaScript Object Notation (JSON) mechanism for representing data has rapidly become an indispensable part of the web developer’s toolkit, allowing JavaScript applications to obtain and parse data intuitively, within scripts, with lightweight data encapsulation. Firefox 3.5 includes support for JSON natively by exposing a Read more…