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Gadgets are basically simple applications written in JavaScript and can be imported as windows. They are also considered as independent HTML content, so their UI, including layout, font or color, may be different. That is why you need to make consistent in the look and feel of all gadgets in eXo Platform after creating any new gadgets. One of significant advantages when developing gadgets is the fact that Google provides a standard OpenSocial, which is an API for gadgets to interact with Social network platforms. This section will instruct you to:
Create a very simple gadget in eXo Platform.
Create resources and apply them into a gadget.
Use AJAX and HTML DOM Object for a gadget.
Customize a gadget, including: changing a gadget's category, resizing, changing thumbnail and setting preferences for a gadget.
To get more information on how to develop gadgets, see Managing Google Gadget, eXo Add-ons guide.