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403

answers:

1

Hi,

We are a small Microsoft shop looking into ExtJs and like the rapid building of complex and structured UIs that can be achieved with the toolkit. However we have been experimenting with ExtAsp.NET (CodePlex) which is an opensource layer of ASP.NET code which wraps around the ExtJs framework. We have also noticed the Coolite framework which looks good too and does the same thing. We have 2 options, either we purchase the ExtJs license which will be required if we use ExtAsp, or we purchase the Coolite kit which includes the ExtJs license. It looks like Coolite is actually it little cheaper than the ExtJs for some reason??

However, is it a little more risky as regards upgrade path if the Coolite framework becomes unsupported, whereas ExtAsp as an open source solution will have community backing?

Just looking to make the right step.

+1  A: 

Coolite is the official .NET partner of Ext JS, LLC, if that means anything to you. They also offer support packages just like Ext does, and the forum community looks active (I haven't looked at ExtAsp closely to compare). Regarding open source, Coolite is dual-licensed commercial and OSS (GPL3) just like Ext, so I'm not sure that concern should sway you too much. If it became unsupported for some reason, the source is fully available to the community.

bmoeskau
I guess going the Coolite route ensures we get all their toolkit in addition to the ExtJs license. We can still use ExtAsp as this is OSS on Codeplex. I've already prototyped our product using some panels which already make use of ExtAsp and don't want to re-write this in Coolite. Thanks!
Jon
If you had already decided why did you ask? :)
bmoeskau
I hadn't decided, I just wanted to get another expert's opinion. Detailing my question helped me realise part of the answer but your answer gave me confidence in the Coolite library as a well supported alternative.
Jon