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I want to show you some amazing open source tools built with pure Javascript. With most of the browsers improving their Javascript engines, Javascript is really becoming quite powerful and people are doing a lot of cool stuffs with it and here are some of them:

Using the GDataTableAdapter to adapt or convert an Ext.data.Store to a google.visualization.DataTable is a good way to allow Ext Developers to use Google Visualizations without worrying about any underlying differences

The Google Visualization API lets you access multiple sources of structured data that you can display, choosing from a large selection of visualizations. The Google Visualization API also provides a platform that can be used to create, share and reuse visualizations written by the developer community at large.

The self-proclaimed “YouTube for interactive charts,†iChart provides a way for users to take data they created with other services like Excel or Google Spreadsheets, and upload that data directly to iCharts. Once collected, users need only to drag and drop the data to the chart to create a fully-modifiable and interactive chart.

Now that we have UML diagram integrated within our build file, and also our CI job, we can ensure that our code base and the UML diagrams are always in sync. We saw how to include these ant targets in our commit builds or nightly builds of our CI jobs, and also published these artifacts as part of our post build process.

Stellarium is a free open source planetarium for your computer. It shows a realistic sky in 3D, just like what you see with the naked eye, binoculars or a telescope.

This week I’ve been working on a project that required data to be shown visually. I needed a Chart Script that was attractive yet gets the data across. The Charts scripts below are built using JavaScript, Flash, Silverlight, and Java.

There are plenty of options out there for data visualization, too. Google's recently-announced Charts API is a great example, but there are a number of...

The WorldWide Telescope (WWT) is a rich visualization environment that functions as a virtual telescope, bringing together imagery from the best ground...

Our visualization software is easy to use and is a great way to explore large datasets, identify outliers and find hidden patterns.