Kohive is an online collaboration tool for teams to work together. They can create separate virtual desktop workspaces called hives where they can share and interact with each other in real time. Kohive used Ext JS for implementation of advanced data as well as a comprehensive and beautiful user interface.

Ext JS ships with all the components that you need to build even very sophisticated applications. But, there are occasional cases where you might need to write a custom component. Luckily, the Sencha Community has a rich ecosystem full of quality components for developers to use. Here, we'll cover a few tips and tricks that component authors can use to enhance their user extensions.

As device displays become denser and denser, finding the right method for creating resolution independent UI elements will become more and more important. This article shows you how to make your own scalable UI elements for WebKit.

RIM's latest smart phone, the BlackBerry Torch 9800, just came to market with a first class Webkit browser. We were anxious to run some tests and see how it stacks up.

This tutorial shows how to quickly put together simple components backed by the data package. See how the Model/Store/Proxy ecosystem fits together and how to use Stores with data-aware components, just like in our Sencha Touch Twitter example.

We are pleased to announce the immediate availability of Ext JS 3.3 beta 2. This release addresses a few issues that appeared in the first beta, as well as adding enhancements for the PivotGrid and Calendar components.

In a forthcoming demo app of a shopping browser, we'll be showcasing an "infinite carousel", a new feature of our carousel component that we'll be releasing as part of Sencha Touch. The major feature of the infinite carousel is active DOM management that keeps the web app within the iPad's memory limits.

We are pleased to announce the availability of Ext JS 3.3 beta 1 for immediate download. This release introduces great new Calendar and PivotGrid components, plus over 160 enhancements and bug fixes.

The Ext GWT team is happy to announce the availability of Ext GWT 2.2.0 beta. This release brings several improvements and new features. A full change log and online documentation can be found on the download page.

We thought we'd see if you can really duplicate popular Flash ads in HTML5 and CSS3. Take a look at these popular Flash ads and compare them to our CSS3 recreations. It's a little uncanny.

If you have worked with Java, you are undoubtedly familiar with the JavaDoc tool. JavaDoc is the de facto standard for creating API documentation based on comments in Java source code. Although JavaDoc documentation contains most of the information you are looking for, the way it presents that information leaves a lot to be desired. Sencha Docs offers a fresh take on API documentation for Java.

Using standard Ext components and a couple of custom ones, you can create a great looking diff viewer for the web that requires no backend.

We've finalized the dates and location for our 2010 User Conference. It will be at the Fairmont Hotel in San Francisco from November 14th through 17th.

When data can be processed, organized, structured or presented in a given context so as to make them useful, it becomes powerful information. Give your web app more context by adding Microdata.

SASS, which stands for Syntactically Awesome Stylesheets, adds nested rules, variables, mixins, and selector inheritance on top of your normal CSS, which you compile before you deploy -- so basically you write CSS like it's 2099.

Last week, we combined forces with jQTouch and Raphaël to tackle this new challenge of creating awesome web applications on touch based devices. We also released the first beta of Sencha Touch, our framework for building mobile applications for iOS and Android. And today, I'm thrilled to announce that Sequoia Capital is investing $14M in Sencha.

We're excited to introduce Sencha Touch, the first HTML5 framework for mobile devices. We think it's the first cross-platform framework that builds web apps that make sense for mobile devices.