1. Introducing Aurora 9

    • by Robert Nyman and Christopher Blizzard • Aurora, CSS, DOM, Feature, Featured Article, Firefox 9, HTML5, XMLHttpRequest • 29 comments

    We have just released Aurora 9 (download and test Aurora 9), which is planned to be the upcoming Firefox 9. In it, we have a number of new things that we hope will get you Read more…

  2. Aurora 6 is here

    • by louisremi • CSS, FileAPI, WebSocket, XMLHttpRequest • 20 comments

    What’s new in Aurora 6? The most notable addition to this new Aurora are the <progress> element, window.matchMedia API, better APIs for binary data, Server-Sent Events as well as the return of WebSockets. Aurora 6 has been published last week and can be downloaded from Read more…

  3. The shortest image uploader – ever!

    • by Paul Rouget • Demo, Drag and Drop, FileAPI, Firefox 4, XMLHttpRequest • 16 comments

  4. How to develop a HTML5 Image Uploader

    • by Paul Rouget • Canvas, Drag and Drop, FileAPI, Firefox 4, HTML5, XMLHttpRequest • 35 comments

    HTML5 comes with a set of really awesome APIs. If you combine these APIs with the <canvas> element, you could create a super/modern/awesome Image Uploader. This article shows you how. All these tips work well in Firefox 4. I also describe some alternative ways to Read more…

  5. HTML5 adoption stories: box.net and html5 drag and drop

    • by Christopher Blizzard • Device APIs, DOM, Drag and Drop, FileAPI, Firefox 3.6, Firefox 4, HTML5, XMLHttpRequest • 12 comments

    This is a guest post from Tomas Barreto, a developer who works at box.net. They recently adopted HTML5 drag and drop as a way to share files with other people using new features in Firefox. The included video is a pitch for the feature and Read more…

  6. Firefox 4: easier JS form handling with FormData

    • by Paul Rouget • FileAPI, JavaScript, XMLHttpRequest • 19 comments

    This feature has landed in Mozilla Central (trunk) and only available with a Firefox Nightly Build for the time being. XMLHttpRequest Level 2 (editor’s draft) adds support for the new FormData interface. FormData objects provide a way to easily construct a set of key/value pairs Read more…

  7. WebSockets in Firefox

    • by Christopher Blizzard • Feature, HTML5, Performance, Standards, WebSocket, XMLHttpRequest • 40 comments

    Here’s the pitch for WebSockets: a low-complexity, low-latency, bi-directional communication system that has a pretty simple API for web developers. Let’s break that down, and then talk about if and when we’re going to include it in Firefox: Low-complexity The WebSocket protocol, which is started Read more…

  8. an HTML5 offline image editor and uploader application HTML5

    • by Paul Rouget • Drag and Drop, Featured Demo, FileAPI, Firefox 3.6, HTML5, Offline, XMLHttpRequest • 39 comments

  9. interactive file uploads with Drag and Drop, FileAPI and XMLHttpRequest

    • by Paul Rouget • Drag and Drop, Featured Demo, FileAPI, Firefox, Firefox 3.6, XMLHttpRequest • 27 comments

  10. 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…